diff --git a/src/gvcore/imageloader.cpp b/src/gvcore/imageloader.cpp
index c14de6e..6ab91ef 100644
--- a/src/gvcore/imageloader.cpp
+++ b/src/gvcore/imageloader.cpp
@@ -884,7 +884,7 @@ void ImageLoader::release( const TQObject* owner ) {
 }
 
 void ImageLoader::ownerDestroyed() {
-	deref( TQT_TQOBJECT(sender()));
+	deref( TQT_TQOBJECT(const_cast<TQT_BASE_OBJECT_NAME*>(sender())));
 }
 
 //---------------------------------------------------------------------