diff --git a/sys/opencrypto/crypto.c b/sys/opencrypto/crypto.c
index 413a652a3d2e..617d751111f0 100644
--- a/sys/opencrypto/crypto.c
+++ b/sys/opencrypto/crypto.c
@@ -572,7 +572,7 @@ crypto_get_driverid(device_t dev, int flags)
 	crypto_drivers[i].cc_dev = dev;
 	crypto_drivers[i].cc_flags = flags;
 	if (bootverbose)
-		printf("crypto: assign %s driver id %u, flags %u\n",
+		printf("crypto: assign %s driver id %u, flags 0x%x\n",
 		    device_get_nameunit(dev), i, flags);
 
 	CRYPTO_DRIVER_UNLOCK();