diff --git a/modules/rostests/winetests/dxdiagn/CMakeLists.txt b/modules/rostests/winetests/dxdiagn/CMakeLists.txt
index b448156e85f..d9864273e9f 100644
--- a/modules/rostests/winetests/dxdiagn/CMakeLists.txt
+++ b/modules/rostests/winetests/dxdiagn/CMakeLists.txt
@@ -1,7 +1,7 @@
 
 list(APPEND SOURCE
     container.c
-    provider
+    provider.c
     testlist.c)
 
 add_executable(dxdiagn_winetest ${SOURCE})