diff --git a/mkspecs/features/declarative_debug.prf b/mkspecs/features/declarative_debug.prf
deleted file mode 100644
index 94c94cfb576..00000000000
--- a/mkspecs/features/declarative_debug.prf
+++ /dev/null
@@ -1,2 +0,0 @@
-DEFINES += QT_DECLARATIVE_DEBUG
-warning("CONFIG+=declarative_debug is deprecated. Use qml_debug or quick1_debug instead!")