diff --git a/browser/base/content/tabbrowser.js b/browser/base/content/tabbrowser.js
index 37a40a651349..9bd35c8aaf2d 100644
--- a/browser/base/content/tabbrowser.js
+++ b/browser/base/content/tabbrowser.js
@@ -2289,6 +2289,7 @@ window._gBrowser = {
     forceNotRemote,
     fromExternal,
     index,
+    lazyTabTitle,
     name,
     nextTabParentId,
     noInitialLabel,
@@ -2306,7 +2307,6 @@ window._gBrowser = {
     sameProcessAsFrameLoader,
     skipAnimation,
     skipBackgroundNotify,
-    title,
     triggeringPrincipal,
     userContextId,
     recordExecution,
@@ -2553,7 +2553,7 @@ window._gBrowser = {
         SessionStore.setTabState(t, {
           entries: [{
             url: lazyBrowserURI ? lazyBrowserURI.spec : "about:blank",
-            title,
+            title: lazyTabTitle,
             triggeringPrincipal_base64: Utils.serializePrincipal(triggeringPrincipal),
           }],
         });
diff --git a/browser/components/extensions/parent/ext-tabs.js b/browser/components/extensions/parent/ext-tabs.js
index de2256c52d33..e1e924e12451 100644
--- a/browser/components/extensions/parent/ext-tabs.js
+++ b/browser/components/extensions/parent/ext-tabs.js
@@ -606,7 +606,7 @@ this.tabs = class extends ExtensionAPI {
             }
 
             // Simple properties
-            const properties = ["index", "pinned", "title"];
+            const properties = ["index", "pinned"];
             for (let prop of properties) {
               if (createProperties[prop] != null) {
                 options[prop] = createProperties[prop];
@@ -626,6 +626,7 @@ this.tabs = class extends ExtensionAPI {
                 return Promise.reject({message: `Cannot create a discarded new tab or "about" urls.`});
               }
               options.createLazyBrowser = true;
+              options.lazyTabTitle = createProperties.title;
             } else if (createProperties.title) {
               return Promise.reject({message: `Title may only be set for discarded tabs.`});
             }