diff --git a/stdlib/Cargo.toml b/stdlib/Cargo.toml
index 1decd594c2..533f4f9cff 100644
--- a/stdlib/Cargo.toml
+++ b/stdlib/Cargo.toml
@@ -92,7 +92,7 @@ termios = "0.3.3"
 gethostname = "0.2.3"
 socket2 = { version = "0.4.4", features = ["all"] }
 dns-lookup = "1.0.8"
-openssl = { version = "0.10.38", optional = true }
+openssl = { version = "0.10.43", optional = true }
 openssl-sys = { version = "0.9.72", optional = true }
 openssl-probe = { version = "0.1.5", optional = true }
 foreign-types-shared = { version = "0.1.1", optional = true }