diff --git a/inc/functions/cloudflare.php b/inc/functions/cloudflare.php
index 7f8a843233..90cfbfeb20 100644
--- a/inc/functions/cloudflare.php
+++ b/inc/functions/cloudflare.php
@@ -4,25 +4,33 @@
 /**
  * Get a CloudFlare\Api instance & the zone_id corresponding to the domain
  *
+ * @since 2.8.18 Add try/catch to prevent fatal error Uncaugh Exception
  * @since 2.8.16 Update to CloudFlare API v4
  * @since 2.5
  *
- * @return obj CloudFlare instance & zone_id
+ * @return mixed bool|object CloudFlare instance & zone_id if credentials are correct, false otherwise
  */
 function get_rocket_cloudflare_instance() {
 	$cf_email   = get_rocket_option( 'cloudflare_email', null );
 	$cf_api_key = ( defined( 'WP_ROCKET_CF_API_KEY' ) ) ? WP_ROCKET_CF_API_KEY : get_rocket_option( 'cloudflare_api_key', null );
 
 	if ( isset( $cf_email, $cf_api_key ) ) {
-    	$cf_instance          = ( object ) [ 'auth' => new Cloudflare\Api( $cf_email, $cf_api_key ) ];
-    	$zone_instance        = new CloudFlare\Zone( $cf_instance->auth );
-    	if ( $cf_domain = get_rocket_option( 'cloudflare_domain' ) ) {
-        	$zone                 = $zone_instance->zones( get_rocket_option( 'cloudflare_domain' ) );
-            $cf_instance->zone_id = $zone->result[0]->id;
-    	}
-
-		return $cf_instance;
+        	$cf_instance = ( object ) [ 'auth' => new Cloudflare\Api( $cf_email, $cf_api_key ) ];
+
+        	try {
+                $zone_instance = new CloudFlare\Zone( $cf_instance->auth );
+
+                if ( $cf_domain = get_rocket_option( 'cloudflare_domain' ) ) {
+                	$zone                 = $zone_instance->zones( $cf_domain );
+                    $cf_instance->zone_id = $zone->result[0]->id;
+                
+                    return $cf_instance;
+                }
+            } catch( Exception $e ) {}
+
+            return false;
 	}
+
 	return false;
 }