diff --git a/src/libs/utils/processinfo.cpp b/src/libs/utils/processinfo.cpp
index 39e6c694eb0..011a4fa64f5 100644
--- a/src/libs/utils/processinfo.cpp
+++ b/src/libs/utils/processinfo.cpp
@@ -13,6 +13,9 @@
 #include <unistd.h>
 #elif defined(Q_OS_WIN)
 #include "winutils.h"
+#ifdef QTCREATOR_PCH_H
+#define CALLBACK WINAPI
+#endif
 #include <windows.h>
 #include <tlhelp32.h>
 #include <psapi.h>
diff --git a/src/plugins/debugger/shared/hostutils.cpp b/src/plugins/debugger/shared/hostutils.cpp
index a3df3859524..a2a2675d318 100644
--- a/src/plugins/debugger/shared/hostutils.cpp
+++ b/src/plugins/debugger/shared/hostutils.cpp
@@ -6,6 +6,9 @@
 #ifdef Q_OS_WIN
 
 #include <QTextStream>
+#ifdef QTCREATOR_PCH_H
+#define CALLBACK WINAPI
+#endif
 #include <windows.h>
 #include <utils/winutils.h>
 #include <tlhelp32.h>
diff --git a/src/tools/qtcdebugger/main.cpp b/src/tools/qtcdebugger/main.cpp
index 67ab39d5fed..b8b233cb609 100644
--- a/src/tools/qtcdebugger/main.cpp
+++ b/src/tools/qtcdebugger/main.cpp
@@ -23,6 +23,9 @@
 
 #include <registryaccess.h>
 
+#ifdef QTCREATOR_PCH_H
+#define CALLBACK WINAPI
+#endif
 #include <windows.h>
 #include <psapi.h>