diff --git a/crates/migrator/src/migrator.rs b/crates/migrator/src/migrator.rs
index e1d5ef0199ea7b4e29a35361746e16eb9828c277..c9d3ecd98d19bd76d2a2831f5b74c45a58f1279d 100644
--- a/crates/migrator/src/migrator.rs
+++ b/crates/migrator/src/migrator.rs
@@ -77,7 +77,7 @@ fn run_migrations(
             result = Some(migrated_text);
         }
     }
-    Ok(result)
+    Ok(result.filter(|new_text| text != new_text))
 }
 
 pub fn migrate_keymap(text: &str) -> Result<Option<String>> {