1 files changed, 2 insertions, 0 deletions

diff --git a/mac.c b/mac.c
index da7b5d8bb..332d3c621 100644
--- a/mac.c
+++ b/mac.c
@@ -44,6 +44,8 @@
 
 #include "umac.h"
 
+#include "openbsd-compat/openssl-compat.h"
+
 #define SSH_EVP         1       /* OpenSSL EVP-based MAC */
 #define SSH_UMAC        2       /* UMAC (not integrated with OpenSSL) */