diff --git a/include/mbedtls/pkcs5.h b/include/mbedtls/pkcs5.h
index e004f45..6cfe967 100644
--- a/include/mbedtls/pkcs5.h
+++ b/include/mbedtls/pkcs5.h
@@ -17,6 +17,7 @@
 
 #include "mbedtls/asn1.h"
 #include "mbedtls/md.h"
+#include "mbedtls/cipher.h"
 
 #include <stddef.h>
 #include <stdint.h>
@@ -30,8 +31,8 @@
 /** Given private key password does not allow for correct decryption. */
 #define MBEDTLS_ERR_PKCS5_PASSWORD_MISMATCH               -0x2e00
 
-#define MBEDTLS_PKCS5_DECRYPT      0
-#define MBEDTLS_PKCS5_ENCRYPT      1
+#define MBEDTLS_PKCS5_DECRYPT      MBEDTLS_DECRYPT
+#define MBEDTLS_PKCS5_ENCRYPT      MBEDTLS_ENCRYPT
 
 #ifdef __cplusplus
 extern "C" {