diff --git a/test/testfilesystem.c b/test/testfilesystem.c
index 9862608d5..d60308d0f 100644
--- a/test/testfilesystem.c
+++ b/test/testfilesystem.c
@@ -37,7 +37,7 @@ main(int argc, char *argv[])
         SDL_free(base_path);
     }
 
-    pref_path = SDL_GetPrefPath("libsdl", "testfilesystem");
+    pref_path = SDL_GetPrefPath("libsdl", "test_filesystem");
     if(pref_path == NULL){
       SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't find pref path: %s\n",
                    SDL_GetError());
@@ -46,7 +46,7 @@ main(int argc, char *argv[])
         SDL_free(pref_path);
     }
 
-    pref_path = SDL_GetPrefPath(NULL, "testfilesystem");
+    pref_path = SDL_GetPrefPath(NULL, "test_filesystem");
     if(pref_path == NULL){
       SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't find pref path without organization: %s\n",
                    SDL_GetError());