diff --git a/api/types/transfer/registry.proto b/api/types/transfer/registry.proto
index 5f3e4185e..29b9f3c92 100644
--- a/api/types/transfer/registry.proto
+++ b/api/types/transfer/registry.proto
@@ -41,11 +41,11 @@ message RegistryResolver {
 	// Force skip verify
 	// CA callback? Client TLS callback?
 
-    // Enable HTTP debugging
-    bool http_debug = 5;
+	// Enable HTTP debugging
+	bool http_debug = 5;
 
-    // Enable HTTP requests tracing
-    bool http_trace = 6;
+	// Enable HTTP requests tracing
+	bool http_trace = 6;
 }
 
 // AuthRequest is sent as a callback on a stream
diff --git a/vendor/github.com/containerd/containerd/api/types/transfer/registry.proto b/vendor/github.com/containerd/containerd/api/types/transfer/registry.proto
index 5f3e4185e..29b9f3c92 100644
--- a/vendor/github.com/containerd/containerd/api/types/transfer/registry.proto
+++ b/vendor/github.com/containerd/containerd/api/types/transfer/registry.proto
@@ -41,11 +41,11 @@ message RegistryResolver {
 	// Force skip verify
 	// CA callback? Client TLS callback?
 
-    // Enable HTTP debugging
-    bool http_debug = 5;
+	// Enable HTTP debugging
+	bool http_debug = 5;
 
-    // Enable HTTP requests tracing
-    bool http_trace = 6;
+	// Enable HTTP requests tracing
+	bool http_trace = 6;
 }
 
 // AuthRequest is sent as a callback on a stream