diff --git a/actix-http/Cargo.toml b/actix-http/Cargo.toml
index b4d5e2068..5db7a6ca3 100644
--- a/actix-http/Cargo.toml
+++ b/actix-http/Cargo.toml
@@ -55,7 +55,7 @@ base64 = "0.10"
 bitflags = "1.0"
 bytes = "0.4"
 byteorder = "1.2"
-copyless = "0.1.2"
+copyless = "0.1.4"
 derive_more = "0.15.0"
 either = "1.5.2"
 encoding_rs = "0.8"