diff --git a/api-metadata.json b/api-metadata.json
index a7048fa..171bbb6 100644
--- a/api-metadata.json
+++ b/api-metadata.json
@@ -370,6 +370,24 @@
       "fallbackToNoCallback": true
     }
   },
+  "permissions": {
+    "contains": {
+      "minArgs": 1,
+      "maxArgs": 1
+    },
+    "getAll": {
+      "minArgs": 0,
+      "maxArgs": 0
+    },
+    "remove": {
+      "minArgs": 1,
+      "maxArgs": 1
+    },
+    "request": {
+      "minArgs": 1,
+      "maxArgs": 1
+    }
+  },
   "runtime": {
     "getBackgroundPage": {
       "minArgs": 0,