diff --git a/api-metadata.json b/api-metadata.json
index 70d22e4..b64b507 100644
--- a/api-metadata.json
+++ b/api-metadata.json
@@ -558,6 +558,14 @@
       "minArgs": 0,
       "maxArgs": 1
     },
+    "goBack": {
+      "minArgs": 0,
+      "maxArgs": 1
+    },
+    "goForward": {
+      "minArgs": 0,
+      "maxArgs": 1
+    },
     "highlight": {
       "minArgs": 1,
       "maxArgs": 1