diff --git a/.ruby-gemset b/.ruby-gemset
new file mode 100644
index 0000000000000000000000000000000000000000..2b97bf65d8f6b00f0310233aea01f6a74c190c16
--- /dev/null
+++ b/.ruby-gemset
@@ -0,0 +1 @@
+mastodon