diff --git a/tonic/Cargo.toml b/tonic/Cargo.toml
index a91df6d..1269954 100644
--- a/tonic/Cargo.toml
+++ b/tonic/Cargo.toml
@@ -81,7 +81,7 @@ tracing-futures = {version = "0.2", optional = true}
 axum = {version = "0.4", default_features = false, optional = true}
 
 # rustls
-rustls-pemfile = { version = "0.2.1", optional = true }
+rustls-pemfile = { version = "0.3", optional = true }
 rustls-native-certs = { version = "0.6.1", optional = true }
 tokio-rustls = { version = "0.23.1", optional = true }
 webpki-roots = { version = "0.22.1", optional = true }