diff --git a/crypto/sha/sha_locl.h b/crypto/sha/sha_locl.h
index 1d5185f604..ac85029af2 100644
--- a/crypto/sha/sha_locl.h
+++ b/crypto/sha/sha_locl.h
@@ -59,6 +59,8 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include <openssl/opensslconf.h>
+
 #ifdef undef
 /* one or the other needs to be defined */
 #ifndef SHA_1 /* FIPE 180-1 */