diff --git a/awc/Cargo.toml b/awc/Cargo.toml
index c67b6ba6f..e6db693dd 100644
--- a/awc/Cargo.toml
+++ b/awc/Cargo.toml
@@ -44,6 +44,7 @@ actix-rt = "1.0.0"
 
 base64 = "0.12"
 bytes = "0.5.3"
+cfg-if = "1.0"
 derive_more = "0.99.2"
 futures-core = { version = "0.3.5", default-features = false }
 log =" 0.4"