diff --git a/src/video/wayland/SDL_waylandevents.c b/src/video/wayland/SDL_waylandevents.c
index 799e5fb9b..11a4ebdbc 100644
--- a/src/video/wayland/SDL_waylandevents.c
+++ b/src/video/wayland/SDL_waylandevents.c
@@ -234,7 +234,7 @@ Wayland_PumpEvents(_THIS)
     /* If we're trying to dispatch the display in another thread,
      * we could trigger a race condition and end up blocking
      * in wl_display_dispatch() */
-    if (SDL_TryLockMutex(d->display_dispatch_lock)) {
+    if (SDL_TryLockMutex(d->display_dispatch_lock) != 0) {
         return;
     }
 
diff --git a/src/video/wayland/SDL_waylandopengles.c b/src/video/wayland/SDL_waylandopengles.c
index a6cb5027f..959ebc8fa 100644
--- a/src/video/wayland/SDL_waylandopengles.c
+++ b/src/video/wayland/SDL_waylandopengles.c
@@ -151,7 +151,7 @@ Wayland_GLES_SwapWindow(_THIS, SDL_Window *window)
 
             /* Make sure we're not competing with SDL_PumpEvents() for any new
              * events, or one of us may end up blocking in wl_display_dispatch */
-            if (SDL_TryLockMutex(videodata->display_dispatch_lock)) {
+            if (SDL_TryLockMutex(videodata->display_dispatch_lock) != 0) {
                 continue;
             }