diff --git a/tests/e2e-targetallocator/targetallocator-prometheuscr/02-install.yaml b/tests/e2e-targetallocator/targetallocator-prometheuscr/02-install.yaml
index f2f45b2f9a..4d129e803c 100644
--- a/tests/e2e-targetallocator/targetallocator-prometheuscr/02-install.yaml
+++ b/tests/e2e-targetallocator/targetallocator-prometheuscr/02-install.yaml
@@ -42,7 +42,6 @@ apiVersion: monitoring.coreos.com/v1
 kind: Probe
 metadata:
   name: blackbox-exporter
-  namespace: monitoring-system
 spec:
   jobName: http-get
   interval: 60s