diff --git a/openssl/Cargo.toml b/openssl/Cargo.toml
index 89c6f809..a54833d5 100644
--- a/openssl/Cargo.toml
+++ b/openssl/Cargo.toml
@@ -20,7 +20,7 @@ vendored = ['openssl-sys/vendored']
 
 [dependencies]
 bitflags = "1.0"
-cfg-if = "0.1"
+cfg-if = "1.0"
 foreign-types = "0.3.1"
 lazy_static = "1"
 libc = "0.2"