diff --git a/proxy/src/fully_qualified_authority.rs b/proxy/src/fully_qualified_authority.rs
index e4383e5f0..dfd47ef33 100644
--- a/proxy/src/fully_qualified_authority.rs
+++ b/proxy/src/fully_qualified_authority.rs
@@ -1,6 +1,5 @@
 use bytes::BytesMut;
 
-use std::ascii::AsciiExt;
 use std::net::IpAddr;
 use std::str::FromStr;