diff --git a/openssl/Cargo.toml b/openssl/Cargo.toml
index c9644a7a..b6c5f589 100644
--- a/openssl/Cargo.toml
+++ b/openssl/Cargo.toml
@@ -18,7 +18,7 @@ v102 = []
 v110 = []
 
 [dependencies]
-bitflags = "0.7"
+bitflags = "0.8"
 foreign-types = "0.2"
 lazy_static = "0.2"
 libc = "0.2"