diff --git a/tests/test-values.yaml b/tests/test-values.yaml
index fb8b48ba262a1884796801666e067eac7b2c0d8d..345adda9e7cf7e755bf48dbe835b7e34fea03d8c 100644
--- a/tests/test-values.yaml
+++ b/tests/test-values.yaml
@@ -51,7 +51,7 @@ flux:
 
 networkPolicies:
   enabled: true
-  controlPlaneCidr: 0.0.0.0/0
+  controlPlaneCidr: 172.16.0.0/12
 
 istio:
   enabled: true