diff --git a/components/config/prefs.rs b/components/config/prefs.rs
index e4b32a92525..82f3884bf70 100644
--- a/components/config/prefs.rs
+++ b/components/config/prefs.rs
@@ -456,9 +456,6 @@ mod gen {
                     enabled: bool,
                 }
             },
-            minibrowser: {
-                enabled: bool,
-            },
             network: {
                 enforce_tls: {
                     enabled: bool,
diff --git a/resources/prefs.json b/resources/prefs.json
index ef12de1236c..1881a525087 100644
--- a/resources/prefs.json
+++ b/resources/prefs.json
@@ -104,7 +104,6 @@
   "layout.writing-mode.enabled": false,
   "media.glvideo.enabled": false,
   "media.testing.enabled": false,
-  "minibrowser.enabled": false,
   "network.enforce_tls.enabled": false,
   "network.enforce_tls.localhost": false,
   "network.enforce_tls.onion": false,