diff --git a/AGHTechDoc.md b/AGHTechDoc.md
index 3e3574e2..e70d1609 100644
--- a/AGHTechDoc.md
+++ b/AGHTechDoc.md
@@ -344,10 +344,14 @@ Response:
 
 If `can_autoupdate` is true, then the server can automatically upgrade to a new version.
 
-Response with empty body:
+Response when auto-update is disabled by command-line argument:
 
 	200 OK
 
+	{
+		"disabled":true
+	}
+
 It means that update check is disabled by user.  UI should do nothing.
 
 
diff --git a/client/src/reducers/index.js b/client/src/reducers/index.js
index 642d8503..cc25a4b9 100644
--- a/client/src/reducers/index.js
+++ b/client/src/reducers/index.js
@@ -82,7 +82,7 @@ const dashboard = handleActions(
         [actions.getVersionSuccess]: (state, { payload }) => {
             const currentVersion = state.dnsVersion === 'undefined' ? 0 : state.dnsVersion;
 
-            if (payload && isVersionGreater(currentVersion, payload.new_version)) {
+            if (!payload.disabled && isVersionGreater(currentVersion, payload.new_version)) {
                 const {
                     announcement_url: announcementUrl,
                     new_version: newVersion,
@@ -96,7 +96,7 @@ const dashboard = handleActions(
                     canAutoUpdate,
                     isUpdateAvailable: true,
                     processingVersion: false,
-                    checkUpdateFlag: !!payload,
+                    checkUpdateFlag: !payload.disabled,
                 };
                 return newState;
             }
@@ -104,6 +104,7 @@ const dashboard = handleActions(
             return {
                 ...state,
                 processingVersion: false,
+                checkUpdateFlag: !payload.disabled,
             };
         },
 
diff --git a/home/control_update.go b/home/control_update.go
index d734f4d1..566b8327 100644
--- a/home/control_update.go
+++ b/home/control_update.go
@@ -41,6 +41,10 @@ type getVersionJSONRequest struct {
 // Get the latest available version from the Internet
 func handleGetVersionJSON(w http.ResponseWriter, r *http.Request) {
 	if Context.disableUpdate {
+		resp := make(map[string]interface{})
+		resp["disabled"] = true
+		d, _ := json.Marshal(resp)
+		_, _ = w.Write(d)
 		return
 	}