diff --git a/modules/rostests/apitests/gdi32/CMakeLists.txt b/modules/rostests/apitests/gdi32/CMakeLists.txt
index 3dfe1c34748..75255b3d278 100644
--- a/modules/rostests/apitests/gdi32/CMakeLists.txt
+++ b/modules/rostests/apitests/gdi32/CMakeLists.txt
@@ -12,7 +12,7 @@ list(APPEND SOURCE
     CreateBitmapIndirect.c
     CreateCompatibleDC.c
     CreateDIBitmap.c
-    CreateDIBPatternBrush
+    CreateDIBPatternBrush.c
     CreateFont.c
     CreateFontIndirect.c
     CreateIconIndirect.c