diff --git a/deploy/operator_template.yaml b/deploy/operator_template.yaml
index 0ff1ea0b..af66ac2d 100644
--- a/deploy/operator_template.yaml
+++ b/deploy/operator_template.yaml
@@ -38,7 +38,7 @@ spec:
             - name: OPERATOR_NAME
               value: "pulumi-kubernetes-operator"
             - name: GRACEFUL_SHUTDOWN_TIMEOUT_DURATION
-              value: 5m
+              value: "5m"
             - name: MAX_CONCURRENT_RECONCILES
-            - value: 10
+              value: "10"
       terminationGracePeriodSeconds: 300 # Should be same or larger than GRACEFUL_SHUTDOWN_TIMEOUT_DURATION
diff --git a/deploy/yaml/operator.yaml b/deploy/yaml/operator.yaml
index e7f9cbab..df55d8d3 100644
--- a/deploy/yaml/operator.yaml
+++ b/deploy/yaml/operator.yaml
@@ -38,7 +38,7 @@ spec:
             - name: OPERATOR_NAME
               value: "pulumi-kubernetes-operator"
             - name: GRACEFUL_SHUTDOWN_TIMEOUT_DURATION
-              value: 5m
+              value: "5m"
             - name: MAX_CONCURRENT_RECONCILES
-            - value: 10
+              value: "10"
       terminationGracePeriodSeconds: 300 # Should be same or larger than GRACEFUL_SHUTDOWN_TIMEOUT_DURATION