diff --git a/mastodon/go.mod b/mastodon/go.mod
index ea24109..505f461 100644
--- a/mastodon/go.mod
+++ b/mastodon/go.mod
@@ -3,6 +3,7 @@ module mastodon
 go 1.13
 
 require (
+	github.com/gorilla/mux v1.7.3 // indirect
 	github.com/gorilla/websocket v1.4.1
 	github.com/tomnomnom/linkheader v0.0.0-20180905144013-02ca5825eb80
 )
diff --git a/mastodon/go.sum b/mastodon/go.sum
index 3ec24b2..6440913 100644
--- a/mastodon/go.sum
+++ b/mastodon/go.sum
@@ -1,3 +1,5 @@
+github.com/gorilla/mux v1.7.3 h1:gnP5JzjVOuiZD07fKKToCAOjS0yOpj/qPETTXCCS6hw=
+github.com/gorilla/mux v1.7.3/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
 github.com/gorilla/websocket v1.4.1 h1:q7AeDBpnBk8AogcD4DSag/Ukw/KV+YhzLj2bP5HvKCM=
 github.com/gorilla/websocket v1.4.1/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/tomnomnom/linkheader v0.0.0-20180905144013-02ca5825eb80 h1:nrZ3ySNYwJbSpD6ce9duiP+QkD3JuLCcWkdaehUS/3Y=