diff --git a/src/kernel/ntqgplugin.h b/src/kernel/ntqgplugin.h
index f4fb7d78..135e6b81 100644
--- a/src/kernel/ntqgplugin.h
+++ b/src/kernel/ntqgplugin.h
@@ -81,10 +81,10 @@
 #ifndef Q_PLUGIN_VERIFICATION_DATA
 #  define Q_PLUGIN_VERIFICATION_DATA \
 	static const char *qt_ucm_verification_data =			\
-            "pattern=""QT_UCM_VERIFICATION_DATA""\n"			\
-            "version="TQT_VERSION_STR"\n"				\
-            "flags="Q_PLUGIN_FLAGS_STRING"\n"				\
-	    "buildkey="TQT_BUILD_KEY"\0";
+            "pattern=" "QT_UCM_VERIFICATION_DATA" "\n"			\
+            "version=" TQT_VERSION_STR "\n"				\
+            "flags=" Q_PLUGIN_FLAGS_STRING "\n"				\
+	    "buildkey=" TQT_BUILD_KEY "\0";
 #endif // Q_PLUGIN_VERIFICATION_DATA
 
 #define Q_PLUGIN_INSTANTIATE( IMPLEMENTATION )	\
diff --git a/src/tools/qcom_p.h b/src/tools/qcom_p.h
index d59017ca..f3338ca0 100644
--- a/src/tools/qcom_p.h
+++ b/src/tools/qcom_p.h
@@ -296,10 +296,10 @@ public:		   \
 #ifndef Q_UCM_VERIFICATION_DATA
 #  define Q_UCM_VERIFICATION_DATA \
 	static const char *qt_ucm_verification_data =			\
-            "pattern=""QT_UCM_VERIFICATION_DATA""\n"			\
-            "version="TQT_VERSION_STR"\n"				\
-            "flags="Q_UCM_FLAGS_STRING"\n"				\
-	    "buildkey="TQT_BUILD_KEY"\0";
+            "pattern=" "QT_UCM_VERIFICATION_DATA" "\n"			\
+            "version=" TQT_VERSION_STR "\n"				\
+            "flags=" Q_UCM_FLAGS_STRING "\n"				\
+	    "buildkey=" TQT_BUILD_KEY "\0";
 #endif // Q_UCM_VERIFICATION_DATA
 
 // This macro expands to the default implementation of ucm_instantiate.