1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/libcrypto/sha/sha1_one.c b/src/lib/libcrypto/sha/sha1_one.c
index 7c65b60276..4831174198 100644
--- a/src/lib/libcrypto/sha/sha1_one.c
+++ b/src/lib/libcrypto/sha/sha1_one.c
@@ -61,7 +61,7 @@
 #include <openssl/sha.h>
 #include <openssl/crypto.h>
 
-#ifndef OPENSSL_NO_SHA1
+#if !defined(OPENSSL_NO_SHA1)
 unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md)
         {
         SHA_CTX c;