1 files changed, 2 insertions, 0 deletions
diff --git a/aes_keywrap.c b/aes_keywrap.c
index b8f505f..cc62676 100644
--- a/aes_keywrap.c
+++ b/aes_keywrap.c
@@ -53,6 +53,8 @@ static hal_error_t load_kek(const uint8_t *K, const size_t K_len, const kek_acti
   case bitsToBytes(256):
     config[3] |=  AES_CONFIG_KEYLEN;
     break;
+  case bitsToBytes(192):
+    return HAL_ERROR_UNSUPPORTED_KEY;
   default:
     return HAL_ERROR_BAD_ARGUMENTS;
   }