diff --git a/webextensions/api/tabGroups.json b/webextensions/api/tabGroups.json
index 66b06239c09f1a..e6cb64a6c1e135 100644
--- a/webextensions/api/tabGroups.json
+++ b/webextensions/api/tabGroups.json
@@ -375,6 +375,27 @@
               },
               "safari_ios": "mirror"
             }
+          },
+          "removeInfo": {
+            "__compat": {
+              "support": {
+                "chrome": {
+                  "version_added": false
+                },
+                "edge": "mirror",
+                "firefox": {
+                  "version_added": "139"
+                },
+                "firefox_android": {
+                  "version_added": false
+                },
+                "opera": "mirror",
+                "safari": {
+                  "version_added": false
+                },
+                "safari_ios": "mirror"
+              }
+            }
           }
         },
         "onUpdated": {