diff --git a/mods/cnc/maps/gdi05b/rules.yaml b/mods/cnc/maps/gdi05b/rules.yaml
index 1c877382c6..a1ac4abb99 100644
--- a/mods/cnc/maps/gdi05b/rules.yaml
+++ b/mods/cnc/maps/gdi05b/rules.yaml
@@ -95,6 +95,10 @@ E3:
 	Buildable:
 		Prerequisites: ~disabled
 
+E5:
+	Buildable:
+		Prerequisites: ~disabled
+
 HARV:
 	Buildable:
 		Prerequisites: ~disabled