diff --git a/mods/ra/maps/soviet-04a/map.yaml b/mods/ra/maps/soviet-04a/map.yaml
index 92bb0cff99..9562ccb057 100644
--- a/mods/ra/maps/soviet-04a/map.yaml
+++ b/mods/ra/maps/soviet-04a/map.yaml
@@ -746,6 +746,12 @@ Rules:
 	AGUN:
 		Buildable:
 			Prerequisites: ~disabled
+	SPEN:
+		Buildable:
+			Prerequisites: ~disabled
+	SYRD:
+		Buildable:
+			Prerequisites: ~disabled
 
 Sequences: