diff --git a/keda/templates/41-cert-manager-self-ca.yaml b/keda/templates/41-cert-manager-self-ca.yaml
index c08db66f..b6fb1d44 100644
--- a/keda/templates/41-cert-manager-self-ca.yaml
+++ b/keda/templates/41-cert-manager-self-ca.yaml
@@ -11,8 +11,8 @@ spec:
   privateKey:
     algorithm: RSA
     size: 2048
-  duration: 8760h # 1 year
-  renewBefore: 5840h # 8 months
+  duration: 8760h0m0s # 1 year
+  renewBefore: 5840h0m0s # 8 months
   issuerRef:
     name: {{ .Values.operator.name }}-selfsigned-issuer
     kind: Issuer
diff --git a/keda/templates/43-cert-manager-keda-tls-certificate.yaml b/keda/templates/43-cert-manager-keda-tls-certificate.yaml
index 94bbee89..c35e434e 100644
--- a/keda/templates/43-cert-manager-keda-tls-certificate.yaml
+++ b/keda/templates/43-cert-manager-keda-tls-certificate.yaml
@@ -26,8 +26,8 @@ spec:
   privateKey:
     algorithm: RSA
     size: 2048
-  duration: 8760h # 1 year
-  renewBefore: 5840h # 8 months
+  duration: 8760h0m0s # 1 year
+  renewBefore: 5840h0m0s # 8 months
   issuerRef:
     name: {{ .Values.operator.name }}-issuer
     kind: Issuer