diff --git a/src/main.rs b/src/main.rs
index ba1cb52bec..85dd84f899 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -8,7 +8,6 @@
 #![feature(int_roundings)]
 #![feature(iter_next_chunk)]
 #![feature(sync_unsafe_cell)]
-#![feature(variant_count)]
 #![feature(btree_cursors)]
 #![cfg_attr(not(test), no_std)]
 #![cfg_attr(not(test), no_main)]