diff --git a/base/applications/mspaint/history.cpp b/base/applications/mspaint/history.cpp
index 003d0ab5877..283b5f0c083 100644
--- a/base/applications/mspaint/history.cpp
+++ b/base/applications/mspaint/history.cpp
@@ -119,7 +119,7 @@ void ImageModel::ClearHistory()
 void ImageModel::PushImageForUndo()
 {
     HBITMAP hbm = CopyBitmap();
-    if (hbm)
+    if (hbm == NULL)
     {
         ShowOutOfMemory();
         return;