diff --git a/Cargo.toml b/Cargo.toml
index ca4939b..a4fdd2c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rustls-pki-types"
-version = "1.3.0"
+version = "1.3.1"
 edition = "2021"
 rust-version = "1.60"
 license = "MIT OR Apache-2.0"
diff --git a/src/lib.rs b/src/lib.rs
index 1ecb585..047e894 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -207,7 +207,7 @@ impl<'a> From<Vec<u8>> for PrivateSec1KeyDer<'a> {
 
 impl fmt::Debug for PrivateSec1KeyDer<'_> {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        f.debug_tuple("PrivatePkcs1KeyDer")
+        f.debug_tuple("PrivateSec1KeyDer")
             .field(&"[secret key elided]")
             .finish()
     }
@@ -249,7 +249,7 @@ impl<'a> From<Vec<u8>> for PrivatePkcs8KeyDer<'a> {
 
 impl fmt::Debug for PrivatePkcs8KeyDer<'_> {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        f.debug_tuple("PrivatePkcs1KeyDer")
+        f.debug_tuple("PrivatePkcs8KeyDer")
             .field(&"[secret key elided]")
             .finish()
     }