diff --git a/docs/DEVELOPER-GUIDE.md b/docs/DEVELOPER-GUIDE.md
index 7ec2605..5d3868d 100644
--- a/docs/DEVELOPER-GUIDE.md
+++ b/docs/DEVELOPER-GUIDE.md
@@ -654,21 +654,11 @@ kubectl create secret generic myapp-credentials \
 
 #### Step 2: Seal the Secret
 
-Get the public certificate (one-time setup):
-
-```bash
-# Fetch public cert from cluster
-kubeseal --fetch-cert \
-  --controller-name=sealed-secrets-controller \
-  --controller-namespace=kube-system \
-  > pub-cert.pem
-```
-
 Seal your secret:
 
 ```bash
 kubeseal --format=yaml \
-  --cert=pub-cert.pem \
+  --namespace=myapp \
   < private/myapp-credentials.yaml \
   > secrets/myapp-credentials-sealed.yaml
 ```