diff --git a/fml/platform/darwin/message_loop_darwin.mm b/fml/platform/darwin/message_loop_darwin.mm
index 93e6cf935d0de13c995ddb9717a3a3aee9cf1772..90977a8b560c65935acd3a3f232100af152aac85 100644
--- a/fml/platform/darwin/message_loop_darwin.mm
+++ b/fml/platform/darwin/message_loop_darwin.mm
@@ -41,7 +41,7 @@ void MessageLoopDarwin::Run() {
 
   while (running_) {
     @autoreleasepool {
-      CFRunLoopRunResult result =
+      int result =
           CFRunLoopRunInMode(kCFRunLoopDefaultMode, kDistantFuture, YES);
       if (result == kCFRunLoopRunStopped || result == kCFRunLoopRunFinished) {
         // This handles the case where the loop is terminated using