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-rw-r--r--src/tools/error_index_generator/main.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/tools/error_index_generator/main.rs b/src/tools/error_index_generator/main.rs
index 1d4f2c60d54..5db2ad83a0a 100644
--- a/src/tools/error_index_generator/main.rs
+++ b/src/tools/error_index_generator/main.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(rustc_private, rustdoc)]
+#![feature(rustc_private)]
 
 extern crate syntax;
 extern crate rustdoc;