diff --git a/crypto/hpke/hpke.c b/crypto/hpke/hpke.c
index 40ad5bd48..ee03e5390 100644
--- a/crypto/hpke/hpke.c
+++ b/crypto/hpke/hpke.c
@@ -27,7 +27,7 @@
 #include "internal.h"
 
 
-// This file implements draft-irtf-cfrg-hpke-05.
+// This file implements draft-irtf-cfrg-hpke-07.
 
 #define KEM_CONTEXT_LEN (2 * X25519_PUBLIC_VALUE_LEN)
 
diff --git a/crypto/hpke/internal.h b/crypto/hpke/internal.h
index b13b09741..3d2f4ba07 100644
--- a/crypto/hpke/internal.h
+++ b/crypto/hpke/internal.h
@@ -31,7 +31,7 @@ extern "C" {
 // receiver with a public key. Optionally, the sender may authenticate its
 // possession of a pre-shared key to the recipient.
 //
-// See https://tools.ietf.org/html/draft-irtf-cfrg-hpke-05.
+// See https://tools.ietf.org/html/draft-irtf-cfrg-hpke-07.
 
 // EVP_HPKE_AEAD_* are AEAD identifiers.
 #define EVP_HPKE_AEAD_AES_GCM_128 0x0001
diff --git a/ssl/test/runner/hpke/hpke.go b/ssl/test/runner/hpke/hpke.go
index 89e2d0c0f..513b37a5a 100644
--- a/ssl/test/runner/hpke/hpke.go
+++ b/ssl/test/runner/hpke/hpke.go
@@ -14,7 +14,7 @@
 
 // Package hpke implements Hybrid Public Key Encryption (HPKE).
 //
-// See https://tools.ietf.org/html/draft-irtf-cfrg-hpke-05.
+// See https://tools.ietf.org/html/draft-irtf-cfrg-hpke-07.
 package hpke
 
 import (