diff --git a/resources/units/ground_units/house2arm.yaml b/resources/units/ground_units/house2arm.yaml
index 691115ca..1972463a 100644
--- a/resources/units/ground_units/house2arm.yaml
+++ b/resources/units/ground_units/house2arm.yaml
@@ -1,4 +1,4 @@
-class: Fortification
+class: AAA
 price: 0
 variants:
-  Watch tower armed: null
\ No newline at end of file
+  Watch tower armed: null