diff --git a/mesh/v1alpha1/config.pb.go b/mesh/v1alpha1/config.pb.go
index 465d95e2f4..d29e86a5c8 100644
--- a/mesh/v1alpha1/config.pb.go
+++ b/mesh/v1alpha1/config.pb.go
@@ -410,7 +410,7 @@ func (m *MeshConfig_OutboundTrafficPolicy) GetMode() MeshConfig_OutboundTrafficP
 type ConfigSource struct {
 	// Address of the server implementing the Istio Mesh Configuration
 	// protocol (MCP). Can be IP address or a fully qualified DNS name.
-	// Use file:/// to specify a file-based backend with absolute path to the directory.
+	// Use fs:/// to specify a file-based backend with absolute path to the directory.
 	Address string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
 	// Use the tls_settings to specify the tls mode to use. If the MCP server
 	// uses Istio MTLS and shares the root CA with Pilot, specify the TLS
diff --git a/mesh/v1alpha1/config.proto b/mesh/v1alpha1/config.proto
index 8fbd24b69a..941f6476be 100644
--- a/mesh/v1alpha1/config.proto
+++ b/mesh/v1alpha1/config.proto
@@ -192,7 +192,7 @@ message MeshConfig {
 message ConfigSource {
   // Address of the server implementing the Istio Mesh Configuration
   // protocol (MCP). Can be IP address or a fully qualified DNS name.
-  // Use file:/// to specify a file-based backend with absolute path to the directory.
+  // Use fs:/// to specify a file-based backend with absolute path to the directory.
   string address = 1;
 
   // Use the tls_settings to specify the tls mode to use. If the MCP server
diff --git a/mesh/v1alpha1/istio.mesh.v1alpha1.pb.html b/mesh/v1alpha1/istio.mesh.v1alpha1.pb.html
index a60b6196f5..65b39dd6d3 100644
--- a/mesh/v1alpha1/istio.mesh.v1alpha1.pb.html
+++ b/mesh/v1alpha1/istio.mesh.v1alpha1.pb.html
@@ -67,7 +67,7 @@ <h2 id="ConfigSource">ConfigSource</h2>
 <td>
 <p>Address of the server implementing the Istio Mesh Configuration
 protocol (MCP). Can be IP address or a fully qualified DNS name.
-Use file:/// to specify a file-based backend with absolute path to the directory.</p>
+Use fs:/// to specify a file-based backend with absolute path to the directory.</p>
 
 </td>
 </tr>