diff --git a/docs/config.json b/docs/config.json
index d3f4bd595..b16df7560 100644
--- a/docs/config.json
+++ b/docs/config.json
@@ -77,6 +77,10 @@
           "label": "Live Queries",
           "to": "guides/live-queries"
         },
+        {
+          "label": "Mutations",
+          "to": "guides/mutations"
+        },
         {
           "label": "Error Handling",
           "to": "guides/error-handling"