diff --git a/scripts/pma-gateway/create_pma_gateway.sh b/scripts/pma-gateway/create_pma_gateway.sh
index 8c7c4ff..ac3546c 100644
--- a/scripts/pma-gateway/create_pma_gateway.sh
+++ b/scripts/pma-gateway/create_pma_gateway.sh
@@ -62,12 +62,23 @@ if ! [[ "$SLUG" =~ ^[a-zA-Z0-9_-]{1,64}$ ]]; then
 fi
 
 # Determine public hostname for gateway URL (main domain with valid SSL cert)
-# In Jelastic environments, JELASTIC_ENV_DOMAIN is always the canonical public domain
-if [[ -z "${JELASTIC_ENV_DOMAIN:-}" ]]; then
-  echo "FATAL: JELASTIC_ENV_DOMAIN not set. Cannot determine public hostname." >&2
-  exit 1
+# Try JELASTIC_ENV_DOMAIN first, then fallback to hostname detection
+if [[ -n "${JELASTIC_ENV_DOMAIN:-}" ]]; then
+  PUBLIC_HOST="$JELASTIC_ENV_DOMAIN"
+else
+  # Fallback: Extract domain from hostname (remove node prefix and subdomain)
+  ENV_HOST=$(hostname -f)
+  ENV_HOST=${ENV_HOST#node*-}   # strip nodeXXXX-
+  # Extract the main domain (e.g., newtestenv.mightybox.cloud from node123-newtestenv.mightybox.cloud)
+  PUBLIC_HOST=$(echo "$ENV_HOST" | sed -E 's/^[^.]*\.([^.]+\.[^.]+)$/\1/')
+  
+  # If extraction failed, use the hostname as-is
+  if [[ -z "$PUBLIC_HOST" ]] || [[ "$PUBLIC_HOST" == "$ENV_HOST" ]]; then
+    PUBLIC_HOST="$ENV_HOST"
+  fi
+  
+  echo "WARNING: JELASTIC_ENV_DOMAIN not set. Using detected hostname: $PUBLIC_HOST" >&2
 fi
-PUBLIC_HOST="$JELASTIC_ENV_DOMAIN"
 
 # Use standard Jelastic LLSMP main document root
 MAIN_DOCROOT="/var/www/webroot/ROOT"
@@ -194,10 +205,6 @@ if [[ -f "$VHOST_CONFIG" ]]; then
     NEEDS_RESTART=1
 fi
 
-# Secure the phpMyAdmin vhost with Rewrite Rules to block direct access
-# VHOST_CONFIG="/usr/share/phpMyAdmin/vhost.conf"
-# NEEDS_RESTART=0
-
 # ==============================================================================
 # Step 4: Automatically inject security rules into main vhost configuration
 # ==============================================================================
@@ -342,4 +349,4 @@ echo "   • Served through main domain (port 443) with CDN protection" >&2
 echo "   • Port 8443 exposure has been removed for security" >&2
 echo "   • phpMyAdmin symlinked to /phpmyadmin/ with full protection" >&2
 echo "   • Security rules automatically injected into main vhost" >&2
-echo "" >&2
+echo "" >&2
\ No newline at end of file