diff --git a/Cargo.toml b/Cargo.toml
index fa45c1b..dc50f8c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,8 +29,8 @@ schannel = "0.1.17"
 
 [target.'cfg(not(any(target_os = "windows", target_vendor = "apple")))'.dependencies]
 log = "0.4.5"
-openssl = "0.10.29"
-openssl-sys = "0.9.55"
+openssl = "0.10.46"
+openssl-sys = "0.9.81"
 openssl-probe = "0.1"
 
 [dev-dependencies]