diff --git a/actix-http/Cargo.toml b/actix-http/Cargo.toml
index 55dc6d05e..638557807 100644
--- a/actix-http/Cargo.toml
+++ b/actix-http/Cargo.toml
@@ -57,7 +57,7 @@ h2 = "0.3.1"
 http = "0.2.2"
 httparse = "1.3"
 itoa = "0.4"
-language-tags = "0.2"
+language-tags = "0.3"
 local-channel = "0.1"
 once_cell = "1.5"
 log = "0.4"