diff --git a/sources/SDL/SDL/SdlContext.cs b/sources/SDL/SDL/SdlContext.cs
index 47d4e095d8..889c02a262 100644
--- a/sources/SDL/SDL/SdlContext.cs
+++ b/sources/SDL/SDL/SdlContext.cs
@@ -113,7 +113,7 @@ public void SwapInterval(int interval) =>
 
     private void Expect(int ec, string action)
     {
-        if (ec is 0)
+        if (ec is 1)
         {
             return;
         }