diff --git a/Resources/Maps/packedsm.yml b/Resources/Maps/packedsm.yml
index ec8ca8e2a4..cd07a28651 100644
--- a/Resources/Maps/packedsm.yml
+++ b/Resources/Maps/packedsm.yml
@@ -71402,7 +71402,7 @@ entities:
     - type: Transform
       pos: 38.5,21.5
       parent: 2
-- proto: supermatter
+- proto: Supermatter
   entities:
   - uid: 13539
     components: