diff --git a/src/Mono.cs b/src/Mono.cs
index 62ecafc..9f9336a 100644
--- a/src/Mono.cs
+++ b/src/Mono.cs
@@ -126,7 +126,7 @@ static class Mono
                 break;
             }
         }
-        snake_fall.Step(!grounded);
+        snake_fall.Step(!grounded && holes.Count == 0);
         if (snake_fall.state)
         {
             for (int i = 0; i < snake_len; i++)