diff --git a/src/filesystem/nacl/SDL_sysfilesystem.c b/src/filesystem/nacl/SDL_sysfilesystem.c
index ff55b2ba9..0111683a2 100644
--- a/src/filesystem/nacl/SDL_sysfilesystem.c
+++ b/src/filesystem/nacl/SDL_sysfilesystem.c
@@ -38,4 +38,5 @@ SDL_GetPrefPath(const char *org, const char *app)
     return NULL;
 }
 
-#endif /* __NACL__ */
\ No newline at end of file
+#endif /* SDL_FILESYSTEM_NACL */
+