diff --git a/ci-operator/templates/openshift/installer/cluster-launch-installer-console.yaml b/ci-operator/templates/openshift/installer/cluster-launch-installer-console.yaml
index 4ccead618176..e30e4fbbbc98 100644
--- a/ci-operator/templates/openshift/installer/cluster-launch-installer-console.yaml
+++ b/ci-operator/templates/openshift/installer/cluster-launch-installer-console.yaml
@@ -241,7 +241,6 @@ objects:
               zones:
               - us-east-1a
               - us-east-1b
-              - us-east-1c
         compute:
         - name: worker
           replicas: 3
@@ -250,7 +249,6 @@ objects:
               zones:
               - us-east-1a
               - us-east-1b
-              - us-east-1c
         networking:
           clusterNetwork:
           - cidr: 10.128.0.0/14
diff --git a/ci-operator/templates/openshift/installer/cluster-launch-installer-e2e.yaml b/ci-operator/templates/openshift/installer/cluster-launch-installer-e2e.yaml
index 33e91fd4b80a..10bb5952a20f 100644
--- a/ci-operator/templates/openshift/installer/cluster-launch-installer-e2e.yaml
+++ b/ci-operator/templates/openshift/installer/cluster-launch-installer-e2e.yaml
@@ -243,7 +243,6 @@ objects:
               zones:
               - us-east-1a
               - us-east-1b
-              - us-east-1c
         compute:
         - name: worker
           replicas: 3
@@ -252,7 +251,6 @@ objects:
               zones:
               - us-east-1a
               - us-east-1b
-              - us-east-1c
         networking:
           clusterNetwork:
           - cidr: 10.128.0.0/14
diff --git a/ci-operator/templates/openshift/installer/cluster-launch-installer-src.yaml b/ci-operator/templates/openshift/installer/cluster-launch-installer-src.yaml
index 00d46d09847d..f525458d8d1e 100644
--- a/ci-operator/templates/openshift/installer/cluster-launch-installer-src.yaml
+++ b/ci-operator/templates/openshift/installer/cluster-launch-installer-src.yaml
@@ -237,7 +237,6 @@ objects:
               zones:
               - us-east-1a
               - us-east-1b
-              - us-east-1c
         compute:
         - name: worker
           replicas: 3
@@ -246,7 +245,6 @@ objects:
               zones:
               - us-east-1a
               - us-east-1b
-              - us-east-1c
         networking:
           clusterNetwork:
           - cidr: 10.128.0.0/14
diff --git a/ci-operator/templates/openshift/openshift-ansible/cluster-scaleup-e2e-40.yaml b/ci-operator/templates/openshift/openshift-ansible/cluster-scaleup-e2e-40.yaml
index 3df4e382a346..7e4432af6d1c 100644
--- a/ci-operator/templates/openshift/openshift-ansible/cluster-scaleup-e2e-40.yaml
+++ b/ci-operator/templates/openshift/openshift-ansible/cluster-scaleup-e2e-40.yaml
@@ -328,7 +328,6 @@ objects:
               zones:
               - us-east-1a
               - us-east-1b
-              - us-east-1c
         compute:
         - name: worker
           replicas: 3
@@ -337,7 +336,6 @@ objects:
               zones:
               - us-east-1a
               - us-east-1b
-              - us-east-1c
         networking:
           clusterNetwork:
           - cidr: 10.128.0.0/14