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-rw-r--r--source4/lib/crypto/hmacmd5.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/source4/lib/crypto/hmacmd5.c b/source4/lib/crypto/hmacmd5.c
index 0d52e36858..9b24279f71 100644
--- a/source4/lib/crypto/hmacmd5.c
+++ b/source4/lib/crypto/hmacmd5.c
@@ -28,7 +28,7 @@
/***********************************************************************
the rfc 2104 version of hmac_md5 initialisation.
***********************************************************************/
-void hmac_md5_init_rfc2104(uint8_t *key, int key_len, HMACMD5Context *ctx)
+void hmac_md5_init_rfc2104(const uint8_t *key, int key_len, HMACMD5Context *ctx)
{
int i;