diff --git a/Cargo.toml b/Cargo.toml
index fdb8f1e..f47794d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -50,7 +50,7 @@ brotli-decompressor = { version = "2.3.2", optional = true }
 serde = { version = "1", features = ["derive"] }
 env_logger = "0.9"
 rustls = { version = "0.20", features = ["dangerous_configuration"] }
-rustls-pemfile = { version = "0.3" }
+rustls-pemfile = { version = "1.0" }
 mbedtls = { version = "0.8.1" }
 
 [[example]]