diff --git a/development/cmake/modules/FindGNUWIN32.cmake b/development/cmake/modules/FindGNUWIN32.cmake
index 9a6fa1440d..30bb7d224d 100644
--- a/development/cmake/modules/FindGNUWIN32.cmake
+++ b/development/cmake/modules/FindGNUWIN32.cmake
@@ -6,7 +6,7 @@ endif(NOT GNUWIN32_DIR)
 
 find_file(GNUWIN32_DIR gnuwin32 win32libs 
    PATHS
-   ${_progFiles}
+   "${_progFiles}"
    "C:/"
 )