diff --git a/mkspecs/features/qt_module.prf b/mkspecs/features/qt_module.prf
index f8729de9476..8c7adc45ebb 100644
--- a/mkspecs/features/qt_module.prf
+++ b/mkspecs/features/qt_module.prf
@@ -13,8 +13,9 @@ isEmpty(MODULE):MODULE = $$section($$list($$basename(_PRO_FILE_)), ., 0, 0)
 isEmpty(VERSION): VERSION = $$MODULE_VERSION
 isEmpty(VERSION): error("Module does not define version.")
 
-exists($$OUT_PWD/qt$${MODULE}-config.pri) {
-    include($$OUT_PWD/qt$${MODULE}-config.pri)
+isEmpty(MODULE_CFG_FILE): MODULE_CFG_FILE = qt$${MODULE}-config
+exists($$OUT_PWD/$${MODULE_CFG_FILE}.pri) {
+    include($$OUT_PWD/$${MODULE_CFG_FILE}.pri)
     CONFIG += generated_privates
 }
 
diff --git a/mkspecs/features/qt_module_headers.prf b/mkspecs/features/qt_module_headers.prf
index e45ac949667..bbded56b428 100644
--- a/mkspecs/features/qt_module_headers.prf
+++ b/mkspecs/features/qt_module_headers.prf
@@ -121,11 +121,12 @@ alien_syncqt: return()
 
 MODULE_INC_OUTDIR = $$MODULE_BASE_OUTDIR/include/$$MODULE_INCNAME
 
-exists($$OUT_PWD/qt$${MODULE}-config.h) {
+isEmpty(MODULE_CFG_FILE): MODULE_CFG_FILE = qt$${MODULE}-config
+exists($$OUT_PWD/$${MODULE_CFG_FILE}.h) {
     fwd_rel = $$relative_path($$OUT_PWD, $$MODULE_INC_OUTDIR)
     SYNCQT.INJECTIONS += \
-        $$fwd_rel/qt$${MODULE}-config.h:qt$${MODULE}-config.h \
-        $$fwd_rel/qt$${MODULE}-config_p.h:$$MODULE_VERSION/$$MODULE_INCNAME/private/qt$${MODULE}-config_p.h
+        $$fwd_rel/$${MODULE_CFG_FILE}.h:$${MODULE_CFG_FILE}.h \
+        $$fwd_rel/$${MODULE_CFG_FILE}_p.h:$$MODULE_VERSION/$$MODULE_INCNAME/private/$${MODULE_CFG_FILE}_p.h
 }
 
 for (injection, SYNCQT.INJECTIONS) {