diff --git a/cockroachdb/templates/certificate.client.yaml b/cockroachdb/templates/certificate.client.yaml
index b32d0c76..9697ea55 100644
--- a/cockroachdb/templates/certificate.client.yaml
+++ b/cockroachdb/templates/certificate.client.yaml
@@ -26,9 +26,9 @@ spec:
 {{- if .Values.tls.certs.useCertManagerV1CRDs }}
   privateKey:
     algorithm: RSA
-    size: 2048
+    size: {{ .Values.tls.certs.certDetails.keySize }}
 {{- else }}
-  keySize: 2048
+  keySize: {{ .Values.tls.certs.certDetails.keySize }}
   keyAlgorithm: rsa
 {{- end }}
   commonName: root
diff --git a/cockroachdb/templates/certificate.node.yaml b/cockroachdb/templates/certificate.node.yaml
index 38ff1bff..3e3a81f0 100644
--- a/cockroachdb/templates/certificate.node.yaml
+++ b/cockroachdb/templates/certificate.node.yaml
@@ -27,9 +27,9 @@ spec:
 {{- if .Values.tls.certs.useCertManagerV1CRDs }}
   privateKey:
     algorithm: RSA
-    size: 2048
+    size: {{ .Values.tls.certs.certDetails.keySize }}
 {{- else }}
-  keySize: 2048
+  keySize: {{ .Values.tls.certs.certDetails.keySize }}
   keyAlgorithm: rsa
 {{- end }}
   commonName: node
diff --git a/cockroachdb/values.yaml b/cockroachdb/values.yaml
index 9d54946d..7dae9044 100644
--- a/cockroachdb/values.yaml
+++ b/cockroachdb/values.yaml
@@ -445,6 +445,10 @@ tls:
     # Enable if the secret is a dedicated TLS.
     # TLS secrets are created by cert-mananger, for example.
     tlsSecret: false
+    # Fine Grain Cert details
+    certDetails:
+      # Certificate Key Size
+      keySize: 2048
     # Enable if the you want cockroach db to create its own certificates
     selfSigner:
       # If set, the cockroach db will generate its own certificates