diff --git a/src/app/app.pro b/src/app/app.pro
index 7e6b65a9e..cd2f3978d 100644
--- a/src/app/app.pro
+++ b/src/app/app.pro
@@ -146,7 +146,7 @@ CONFIG(debug, debug|release){
     # Release
     DEFINES += QT_NO_DEBUG_OUTPUT
 
-    QMAKE_CXXFLAGS_RELEASE += -g
+    unix:QMAKE_CXXFLAGS_RELEASE += -g
 
     #local revision number for using in version
     HG_REV=$$system(hg parents --template '{rev}')
diff --git a/src/libs/qmuparser/qmuparser.pro b/src/libs/qmuparser/qmuparser.pro
index e392e091e..6f0ccd7a1 100644
--- a/src/libs/qmuparser/qmuparser.pro
+++ b/src/libs/qmuparser/qmuparser.pro
@@ -107,8 +107,7 @@ CONFIG(debug, debug|release){
     # Release
     DEFINES += QT_NO_DEBUG_OUTPUT
 
-    QMAKE_CXXFLAGS_RELEASE += -g
-
+    unix:QMAKE_CXXFLAGS_RELEASE += -g
     unix:QMAKE_POST_LINK += objcopy --only-keep-debug $(DESTDIR)/$(TARGET) $(DESTDIR)/$(TARGET).debug &&
     unix:QMAKE_POST_LINK += strip --strip-debug --strip-unneeded $(DESTDIR)/$(TARGET) &&
     unix:QMAKE_POST_LINK += objcopy --add-gnu-debuglink $(DESTDIR)/$(TARGET).debug $(DESTDIR)/$(TARGET)
diff --git a/src/libs/vpropertyexplorer/vpropertyexplorer.pro b/src/libs/vpropertyexplorer/vpropertyexplorer.pro
index 79d3e2364..2e88e76b0 100644
--- a/src/libs/vpropertyexplorer/vpropertyexplorer.pro
+++ b/src/libs/vpropertyexplorer/vpropertyexplorer.pro
@@ -150,8 +150,7 @@ CONFIG(debug, debug|release){
     # Release
     DEFINES += QT_NO_DEBUG_OUTPUT
 
-    QMAKE_CXXFLAGS_RELEASE += -g
-
+    unix:QMAKE_CXXFLAGS_RELEASE += -g
     unix:QMAKE_POST_LINK += objcopy --only-keep-debug $(DESTDIR)/$(TARGET) $(DESTDIR)/$(TARGET).debug &&
     unix:QMAKE_POST_LINK += strip --strip-debug --strip-unneeded $(DESTDIR)/$(TARGET) &&
     unix:QMAKE_POST_LINK += objcopy --add-gnu-debuglink $(DESTDIR)/$(TARGET).debug $(DESTDIR)/$(TARGET)