diff --git a/src/plugins/cmakeprojectmanager/cmake_global.h b/src/plugins/cmakeprojectmanager/cmake_global.h
index 372449c8824..ac4240b016a 100644
--- a/src/plugins/cmakeprojectmanager/cmake_global.h
+++ b/src/plugins/cmakeprojectmanager/cmake_global.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKE_GLOBAL_H
-#define CMAKE_GLOBAL_H
+#pragma once
 
 #include <QtGlobal>
 
@@ -34,4 +33,3 @@
 #  define CMAKE_EXPORT Q_DECL_IMPORT
 #endif
 
-#endif // CMAKE_GLOBAL_H
diff --git a/src/plugins/cmakeprojectmanager/cmakeautocompleter.h b/src/plugins/cmakeprojectmanager/cmakeautocompleter.h
index f7f302c0476..7083510c795 100644
--- a/src/plugins/cmakeprojectmanager/cmakeautocompleter.h
+++ b/src/plugins/cmakeprojectmanager/cmakeautocompleter.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEAUTOCOMPLETER_H
-#define CMAKEAUTOCOMPLETER_H
+#pragma once
 
 #include "cmake_global.h"
 
@@ -49,4 +48,3 @@ public:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEAUTOCOMPLETER_H
diff --git a/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.h b/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.h
index 4d8ae52386b..7ef481a1a2c 100644
--- a/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.h
+++ b/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEBUILDCONFIGURATION_H
-#define CMAKEBUILDCONFIGURATION_H
+#pragma once
 
 #include <projectexplorer/buildconfiguration.h>
 #include <projectexplorer/abi.h>
@@ -106,4 +105,3 @@ private:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEBUILDCONFIGURATION_H
diff --git a/src/plugins/cmakeprojectmanager/cmakebuildinfo.h b/src/plugins/cmakeprojectmanager/cmakebuildinfo.h
index c80256289e7..0e038d50ae5 100644
--- a/src/plugins/cmakeprojectmanager/cmakebuildinfo.h
+++ b/src/plugins/cmakeprojectmanager/cmakebuildinfo.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEBUILDINFO_H
-#define CMAKEBUILDINFO_H
+#pragma once
 
 #include "cmakebuildconfiguration.h"
 
@@ -63,4 +62,3 @@ public:
 
 } // namespace CMakeProjectManager
 
-#endif // CMAKEBUILDINFO_H
diff --git a/src/plugins/cmakeprojectmanager/cmakebuildsettingswidget.h b/src/plugins/cmakeprojectmanager/cmakebuildsettingswidget.h
index 40afaaf0966..569b9b2f760 100644
--- a/src/plugins/cmakeprojectmanager/cmakebuildsettingswidget.h
+++ b/src/plugins/cmakeprojectmanager/cmakebuildsettingswidget.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEBUILDSETTINGSWIDGET_H
-#define CMAKEBUILDSETTINGSWIDGET_H
+#pragma once
 
 #include <projectexplorer/namedwidget.h>
 
@@ -54,4 +53,3 @@ private:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEBUILDSETTINGSWIDGET_H
diff --git a/src/plugins/cmakeprojectmanager/cmakebuildstep.h b/src/plugins/cmakeprojectmanager/cmakebuildstep.h
index 0b662894488..43e5e95e4f4 100644
--- a/src/plugins/cmakeprojectmanager/cmakebuildstep.h
+++ b/src/plugins/cmakeprojectmanager/cmakebuildstep.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEBUILDSTEP_H
-#define CMAKEBUILDSTEP_H
+#pragma once
 
 #include <projectexplorer/abstractprocessstep.h>
 
@@ -154,4 +153,3 @@ public:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEBUILDSTEP_H
diff --git a/src/plugins/cmakeprojectmanager/cmakecbpparser.h b/src/plugins/cmakeprojectmanager/cmakecbpparser.h
index a6caaa73324..d16b0a364a7 100644
--- a/src/plugins/cmakeprojectmanager/cmakecbpparser.h
+++ b/src/plugins/cmakeprojectmanager/cmakecbpparser.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKECBPPARSER_H
-#define CMAKECBPPARSER_H
+#pragma once
 
 #include "cmakeproject.h"
 
@@ -86,4 +85,3 @@ private:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKECBPPARSER_H
diff --git a/src/plugins/cmakeprojectmanager/cmakeeditor.h b/src/plugins/cmakeprojectmanager/cmakeeditor.h
index f17f7c6f490..a4bdb8e6713 100644
--- a/src/plugins/cmakeprojectmanager/cmakeeditor.h
+++ b/src/plugins/cmakeprojectmanager/cmakeeditor.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEEDITOR_H
-#define CMAKEEDITOR_H
+#pragma once
 
 #include <texteditor/textdocument.h>
 #include <texteditor/texteditor.h>
@@ -59,4 +58,3 @@ public:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEEDITOR_H
diff --git a/src/plugins/cmakeprojectmanager/cmakefile.h b/src/plugins/cmakeprojectmanager/cmakefile.h
index f5759b2f7b6..f6c847ac830 100644
--- a/src/plugins/cmakeprojectmanager/cmakefile.h
+++ b/src/plugins/cmakeprojectmanager/cmakefile.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEFILE_H
-#define CMAKEFILE_H
+#pragma once
 
 #include <coreplugin/idocument.h>
 
@@ -51,4 +50,3 @@ public:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEFILE_H
diff --git a/src/plugins/cmakeprojectmanager/cmakefilecompletionassist.h b/src/plugins/cmakeprojectmanager/cmakefilecompletionassist.h
index 435833f4f9c..17fe6888277 100644
--- a/src/plugins/cmakeprojectmanager/cmakefilecompletionassist.h
+++ b/src/plugins/cmakeprojectmanager/cmakefilecompletionassist.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEFILECOMPLETIONASSIST_H
-#define CMAKEFILECOMPLETIONASSIST_H
+#pragma once
 
 #include <texteditor/codeassist/completionassistprovider.h>
 #include <texteditor/codeassist/keywordscompletionassist.h>
@@ -57,4 +56,3 @@ public:
 } // Internal
 } // CMakeProjectManager
 
-#endif // CMAKEFILECOMPLETIONASSIST_H
diff --git a/src/plugins/cmakeprojectmanager/cmakeindenter.h b/src/plugins/cmakeprojectmanager/cmakeindenter.h
index 674e0c87b3b..2df197b58be 100644
--- a/src/plugins/cmakeprojectmanager/cmakeindenter.h
+++ b/src/plugins/cmakeprojectmanager/cmakeindenter.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEINDENTER_H
-#define CMAKEINDENTER_H
+#pragma once
 
 #include "cmake_global.h"
 
@@ -43,4 +42,3 @@ public:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEINDENTER_H
diff --git a/src/plugins/cmakeprojectmanager/cmakekitconfigwidget.h b/src/plugins/cmakeprojectmanager/cmakekitconfigwidget.h
index 7ae0c90cfa6..f1683e5da97 100644
--- a/src/plugins/cmakeprojectmanager/cmakekitconfigwidget.h
+++ b/src/plugins/cmakeprojectmanager/cmakekitconfigwidget.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEKITCONFIGWIDGET_H
-#define CMAKEKITCONFIGWIDGET_H
+#pragma once
 
 #include <projectexplorer/kitconfigwidget.h>
 
@@ -74,4 +73,3 @@ private:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEKITCONFIGWIDGET_H
diff --git a/src/plugins/cmakeprojectmanager/cmakekitinformation.h b/src/plugins/cmakeprojectmanager/cmakekitinformation.h
index 59f8a668516..f9ab1dbf86a 100644
--- a/src/plugins/cmakeprojectmanager/cmakekitinformation.h
+++ b/src/plugins/cmakeprojectmanager/cmakekitinformation.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEKITINFORMATION_H
-#define CMAKEKITINFORMATION_H
+#pragma once
 
 #include "cmake_global.h"
 
@@ -57,4 +56,3 @@ public:
 
 } // namespace CMakeProjectManager
 
-#endif // CMAKEKITINFORMATION_H
diff --git a/src/plugins/cmakeprojectmanager/cmakelocatorfilter.h b/src/plugins/cmakeprojectmanager/cmakelocatorfilter.h
index 9e885a8fa24..1e8a6273354 100644
--- a/src/plugins/cmakeprojectmanager/cmakelocatorfilter.h
+++ b/src/plugins/cmakeprojectmanager/cmakelocatorfilter.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKELOCATORFILTER_H
-#define CMAKELOCATORFILTER_H
+#pragma once
 
 #include <coreplugin/locator/ilocatorfilter.h>
 
@@ -55,4 +54,3 @@ private:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKELOCATORFILTER_H
diff --git a/src/plugins/cmakeprojectmanager/cmakeopenprojectwizard.h b/src/plugins/cmakeprojectmanager/cmakeopenprojectwizard.h
index e98664ef93d..1aace5004b0 100644
--- a/src/plugins/cmakeprojectmanager/cmakeopenprojectwizard.h
+++ b/src/plugins/cmakeprojectmanager/cmakeopenprojectwizard.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEOPENPROJECTWIZARD_H
-#define CMAKEOPENPROJECTWIZARD_H
+#pragma once
 
 #include "cmakebuildconfiguration.h"
 #include "cmakebuildinfo.h"
@@ -193,4 +192,3 @@ private:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEOPENPROJECTWIZARD_H
diff --git a/src/plugins/cmakeprojectmanager/cmakeparser.h b/src/plugins/cmakeprojectmanager/cmakeparser.h
index 67213db408b..39bf84d526d 100644
--- a/src/plugins/cmakeprojectmanager/cmakeparser.h
+++ b/src/plugins/cmakeprojectmanager/cmakeparser.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEPARSER_H
-#define CMAKEPARSER_H
+#pragma once
 
 #include <projectexplorer/ioutputparser.h>
 #include <projectexplorer/task.h>
@@ -54,4 +53,3 @@ private:
 } // namespace CMakeProjectManager
 } // namespace Internal
 
-#endif // CMAKEPARSER_H
diff --git a/src/plugins/cmakeprojectmanager/cmakepreloadcachekitconfigwidget.h b/src/plugins/cmakeprojectmanager/cmakepreloadcachekitconfigwidget.h
index 16df174a2d2..f294ddeab25 100644
--- a/src/plugins/cmakeprojectmanager/cmakepreloadcachekitconfigwidget.h
+++ b/src/plugins/cmakeprojectmanager/cmakepreloadcachekitconfigwidget.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEPRELOADCACHEKITCONFIGWIDGET_H
-#define CMAKEPRELOADCACHEKITCONFIGWIDGET_H
+#pragma once
 
 #include <projectexplorer/kitconfigwidget.h>
 
@@ -60,4 +59,3 @@ private:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEPRELOADCACHEKITCONFIGWIDGET_H
diff --git a/src/plugins/cmakeprojectmanager/cmakepreloadcachekitinformation.h b/src/plugins/cmakeprojectmanager/cmakepreloadcachekitinformation.h
index e137d96b6ad..328f7d8d28e 100644
--- a/src/plugins/cmakeprojectmanager/cmakepreloadcachekitinformation.h
+++ b/src/plugins/cmakeprojectmanager/cmakepreloadcachekitinformation.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEPRELOADCACHEKITINFORMATION_H
-#define CMAKEPRELOADCACHEKITINFORMATION_H
+#pragma once
 
 #include "cmake_global.h"
 
@@ -54,4 +53,3 @@ public:
 
 } // namespace CMakeProjectManager
 
-#endif // CMAKEPRELOADCACHEKITINFORMATION_H
diff --git a/src/plugins/cmakeprojectmanager/cmakeproject.h b/src/plugins/cmakeprojectmanager/cmakeproject.h
index 8a24547c4a5..4e2ca1e7c8b 100644
--- a/src/plugins/cmakeprojectmanager/cmakeproject.h
+++ b/src/plugins/cmakeprojectmanager/cmakeproject.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEPROJECT_H
-#define CMAKEPROJECT_H
+#pragma once
 
 #include "cmake_global.h"
 #include "cmakeprojectnodes.h"
@@ -151,4 +150,3 @@ private:
 
 } // namespace CMakeProjectManager
 
-#endif // CMAKEPROJECT_H
diff --git a/src/plugins/cmakeprojectmanager/cmakeprojectconstants.h b/src/plugins/cmakeprojectmanager/cmakeprojectconstants.h
index a92272cd11c..5fc20bafd37 100644
--- a/src/plugins/cmakeprojectmanager/cmakeprojectconstants.h
+++ b/src/plugins/cmakeprojectmanager/cmakeprojectconstants.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEPROJECTCONSTANTS_H
-#define CMAKEPROJECTCONSTANTS_H
+#pragma once
 
 namespace CMakeProjectManager {
 namespace Constants {
@@ -52,4 +51,3 @@ const char CMAKE_SETTINGSPAGE_ID[] = "Z.CMake";
 } // namespace Constants
 } // namespace CMakeProjectManager
 
-#endif // CMAKEPROJECTCONSTANTS_H
diff --git a/src/plugins/cmakeprojectmanager/cmakeprojectmanager.h b/src/plugins/cmakeprojectmanager/cmakeprojectmanager.h
index d83aa0d7d0f..c4b1beae364 100644
--- a/src/plugins/cmakeprojectmanager/cmakeprojectmanager.h
+++ b/src/plugins/cmakeprojectmanager/cmakeprojectmanager.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEPROJECTMANAGER_H
-#define CMAKEPROJECTMANAGER_H
+#pragma once
 
 #include <projectexplorer/iprojectmanager.h>
 
@@ -70,4 +69,3 @@ private:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEPROJECTMANAGER_H
diff --git a/src/plugins/cmakeprojectmanager/cmakeprojectnodes.h b/src/plugins/cmakeprojectmanager/cmakeprojectnodes.h
index 468e6c0adbf..641c6825c94 100644
--- a/src/plugins/cmakeprojectmanager/cmakeprojectnodes.h
+++ b/src/plugins/cmakeprojectmanager/cmakeprojectnodes.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEPROJECTNODES_H
-#define CMAKEPROJECTNODES_H
+#pragma once
 
 #include <projectexplorer/projectnodes.h>
 
@@ -44,4 +43,3 @@ public:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKEPROJECTNODES_H
diff --git a/src/plugins/cmakeprojectmanager/cmakeprojectplugin.h b/src/plugins/cmakeprojectmanager/cmakeprojectplugin.h
index 374b72a613b..9fe5028d794 100644
--- a/src/plugins/cmakeprojectmanager/cmakeprojectplugin.h
+++ b/src/plugins/cmakeprojectmanager/cmakeprojectplugin.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKEPROJECTPLUGIN_H
-#define CMAKEPROJECTPLUGIN_H
+#pragma once
 
 #include <extensionsystem/iplugin.h>
 
@@ -56,4 +55,3 @@ private slots:
 } // namespace Internal
 } // namespace CMakeProject
 
-#endif // CMAKEPROJECTPLUGIN_H
diff --git a/src/plugins/cmakeprojectmanager/cmakerunconfiguration.h b/src/plugins/cmakeprojectmanager/cmakerunconfiguration.h
index af531daac29..573f51c197e 100644
--- a/src/plugins/cmakeprojectmanager/cmakerunconfiguration.h
+++ b/src/plugins/cmakeprojectmanager/cmakerunconfiguration.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKERUNCONFIGURATION_H
-#define CMAKERUNCONFIGURATION_H
+#pragma once
 
 #include <projectexplorer/runnables.h>
 #include <utils/environment.h>
@@ -109,4 +108,3 @@ private:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKERUNCONFIGURATION_H
diff --git a/src/plugins/cmakeprojectmanager/cmakesettingspage.h b/src/plugins/cmakeprojectmanager/cmakesettingspage.h
index 72f7b4cbcc8..f9932e9d3d7 100644
--- a/src/plugins/cmakeprojectmanager/cmakesettingspage.h
+++ b/src/plugins/cmakeprojectmanager/cmakesettingspage.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKESETTINGSPAGE_H
-#define CMAKESETTINGSPAGE_H
+#pragma once
 
 #include <coreplugin/dialogs/ioptionspage.h>
 #include <utils/pathchooser.h>
@@ -56,4 +55,3 @@ private:
 } // namespace Internal
 } // namespace CMakeProjectManager
 
-#endif // CMAKESETTINGSPAGE_H
diff --git a/src/plugins/cmakeprojectmanager/cmaketool.h b/src/plugins/cmakeprojectmanager/cmaketool.h
index 4b1905a8ace..74bf23086bd 100644
--- a/src/plugins/cmakeprojectmanager/cmaketool.h
+++ b/src/plugins/cmakeprojectmanager/cmaketool.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKETOOL_H
-#define CMAKETOOL_H
+#pragma once
 
 #include "cmake_global.h"
 
@@ -109,4 +108,3 @@ private:
 
 } // namespace CMakeProjectManager
 
-#endif // CMAKETOOL_H
diff --git a/src/plugins/cmakeprojectmanager/cmaketoolmanager.h b/src/plugins/cmakeprojectmanager/cmaketoolmanager.h
index b898c048a4b..346df0739ae 100644
--- a/src/plugins/cmakeprojectmanager/cmaketoolmanager.h
+++ b/src/plugins/cmakeprojectmanager/cmaketoolmanager.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKETOOLMANAGER_H
-#define CMAKETOOLMANAGER_H
+#pragma once
 
 #include "cmake_global.h"
 #include "cmaketool.h"
@@ -81,4 +80,3 @@ private:
 
 } // namespace CMakeProjectManager
 
-#endif // CMAKETOOLMANAGER_H
diff --git a/src/plugins/cmakeprojectmanager/generatorinfo.h b/src/plugins/cmakeprojectmanager/generatorinfo.h
index 1105c10c24c..2f87ef02d5d 100644
--- a/src/plugins/cmakeprojectmanager/generatorinfo.h
+++ b/src/plugins/cmakeprojectmanager/generatorinfo.h
@@ -23,8 +23,7 @@
 **
 ****************************************************************************/
 
-#ifndef CMAKE_GENERATORINFO_H
-#define CMAKE_GENERATORINFO_H
+#pragma once
 
 #include "cmakeprojectmanager.h"
 
@@ -63,4 +62,3 @@ private:
 
 Q_DECLARE_METATYPE(CMakeProjectManager::Internal::GeneratorInfo)
 
-#endif // CMAKE_GENERATORINFO_H