diff --git a/src/plugins/cmakeprojectmanager/cmakebuildstep.cpp b/src/plugins/cmakeprojectmanager/cmakebuildstep.cpp
index 7711ca42c0a..90c4bca5068 100644
--- a/src/plugins/cmakeprojectmanager/cmakebuildstep.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakebuildstep.cpp
@@ -52,9 +52,10 @@
 #include <utils/qtcprocess.h>
 #include <utils/pathchooser.h>
 
+#include <QCheckBox>
+#include <QDir>
 #include <QFormLayout>
 #include <QGroupBox>
-#include <QCheckBox>
 #include <QLineEdit>
 #include <QListWidget>
 
@@ -212,7 +213,9 @@ bool CMakeBuildStep::init()
     pp->setCommandLine(cmakeCommand(rc));
     pp->resolveAll();
 
-    setOutputParser(new CMakeParser);
+    CMakeParser *cmakeParser = new CMakeParser;
+    cmakeParser->setSourceDirectory(projectDirectory.toString());
+    setOutputParser(cmakeParser);
     appendOutputParser(new GnuMakeParser);
     IOutputParser *parser = target()->kit()->createOutputParser();
     if (parser)
diff --git a/src/plugins/cmakeprojectmanager/cmakeparser.cpp b/src/plugins/cmakeprojectmanager/cmakeparser.cpp
index be67db464f6..515bf892227 100644
--- a/src/plugins/cmakeprojectmanager/cmakeparser.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakeparser.cpp
@@ -50,6 +50,11 @@ CMakeParser::CMakeParser()
     QTC_CHECK(m_locationLine.isValid());
 }
 
+void CMakeParser::setSourceDirectory(const QString &sourceDir)
+{
+    m_sourceDirectory = QDir(sourceDir);
+}
+
 void CMakeParser::stdError(const QString &line)
 {
     QString trimmedLine = rightTrimmed(line);
@@ -67,8 +72,15 @@ void CMakeParser::stdError(const QString &line)
             m_skippedFirstEmptyLine = false;
 
         if (m_commonError.indexIn(trimmedLine) != -1) {
-            m_lastTask = Task(Task::Error, QString(), Utils::FilePath::fromUserInput(m_commonError.cap(1)),
-                              m_commonError.cap(2).toInt(), Constants::TASK_CATEGORY_BUILDSYSTEM);
+            QString path = m_sourceDirectory ? m_sourceDirectory->absoluteFilePath(
+                               QDir::fromNativeSeparators(m_commonError.cap(1)))
+                                             : QDir::fromNativeSeparators(m_commonError.cap(1));
+
+            m_lastTask = Task(Task::Error,
+                              QString(),
+                              Utils::FilePath::fromUserInput(path),
+                              m_commonError.cap(2).toInt(),
+                              Constants::TASK_CATEGORY_BUILDSYSTEM);
             m_lines = 1;
             return;
         } else if (m_nextSubError.indexIn(trimmedLine) != -1) {
diff --git a/src/plugins/cmakeprojectmanager/cmakeparser.h b/src/plugins/cmakeprojectmanager/cmakeparser.h
index 85a20d870d9..57b41ce559c 100644
--- a/src/plugins/cmakeprojectmanager/cmakeparser.h
+++ b/src/plugins/cmakeprojectmanager/cmakeparser.h
@@ -30,6 +30,7 @@
 #include <projectexplorer/ioutputparser.h>
 #include <projectexplorer/task.h>
 
+#include <QDir>
 #include <QRegExp>
 #include <QRegularExpression>
 
@@ -41,6 +42,7 @@ class CMAKE_EXPORT CMakeParser : public ProjectExplorer::IOutputParser
 
 public:
     explicit CMakeParser();
+    void setSourceDirectory(const QString &sourceDir);
     void stdError(const QString &line) override;
 
 protected:
@@ -51,6 +53,7 @@ private:
 
     TripleLineError m_expectTripleLineErrorData = NONE;
 
+    Utils::optional<QDir> m_sourceDirectory;
     ProjectExplorer::Task m_lastTask;
     QRegExp m_commonError;
     QRegExp m_nextSubError;
diff --git a/src/plugins/cmakeprojectmanager/cmakeprocess.cpp b/src/plugins/cmakeprojectmanager/cmakeprocess.cpp
index cd6a3d626a6..45b7b119eeb 100644
--- a/src/plugins/cmakeprojectmanager/cmakeprocess.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakeprocess.cpp
@@ -104,6 +104,7 @@ void CMakeProcess::run(const BuildDirParameters &parameters, const QStringList &
     const QString srcDir = parameters.sourceDirectory.toString();
 
     auto parser = std::make_unique<CMakeParser>();
+    parser->setSourceDirectory(srcDir);
     QDir source = QDir(srcDir);
     connect(parser.get(), &IOutputParser::addTask, parser.get(),
             [source](const Task &task) {
diff --git a/src/plugins/cmakeprojectmanager/servermodereader.cpp b/src/plugins/cmakeprojectmanager/servermodereader.cpp
index d88e6523227..5c4b1f7a810 100644
--- a/src/plugins/cmakeprojectmanager/servermodereader.cpp
+++ b/src/plugins/cmakeprojectmanager/servermodereader.cpp
@@ -103,6 +103,7 @@ void ServerModeReader::setParameters(const BuildDirParameters &p)
 
     m_parameters = p;
 
+    m_parser.setSourceDirectory(m_parameters.sourceDirectory.toString());
     createNewServer();
 }