diff --git a/crypto/evp/e_aes.c b/crypto/evp/e_aes.c
index c323fa289..bf7c45fa2 100644
--- a/crypto/evp/e_aes.c
+++ b/crypto/evp/e_aes.c
@@ -48,6 +48,7 @@
  *
  */
 
+#include <openssl/opensslconf.h>
 #ifndef OPENSSL_NO_AES
 #include <openssl/evp.h>
 #include <openssl/err.h>