diff --git a/src/video/x11/SDL_x11modes.c b/src/video/x11/SDL_x11modes.c
index 6865fa968..e146c4a44 100644
--- a/src/video/x11/SDL_x11modes.c
+++ b/src/video/x11/SDL_x11modes.c
@@ -224,8 +224,7 @@ static int
 CalculateXRandRRefreshRate(const XRRModeInfo *info)
 {
     return (info->hTotal
-            && info->vTotal) ? (1000 * info->dotClock / (info->hTotal *
-                                                         info->vTotal)) : 0;
+            && info->vTotal) ? (info->dotClock / (info->hTotal * info->vTotal)) : 0;
 }
 
 static SDL_bool