diff --git a/crypto-openssl-10.cpp b/crypto-openssl-10.cpp
index f0f2c53..93079ef 100644
--- a/crypto-openssl-10.cpp
+++ b/crypto-openssl-10.cpp
@@ -28,9 +28,9 @@
  * as that of the covered work.
  */
 
-#include <openssl/opensslconf.h>
+#include <openssl/hmac.h>
 
-#if !defined(OPENSSL_API_COMPAT)
+#if defined(HMAC_cleanup)
 
 #include "crypto.hpp"
 #include "key.hpp"
diff --git a/crypto-openssl-11.cpp b/crypto-openssl-11.cpp
index adf03bb..5fe23ef 100644
--- a/crypto-openssl-11.cpp
+++ b/crypto-openssl-11.cpp
@@ -28,9 +28,9 @@
  * as that of the covered work.
  */
 
-#include <openssl/opensslconf.h>
+#include <openssl/hmac.h>
 
-#if defined(OPENSSL_API_COMPAT)
+#if !defined(HMAC_cleanup)
 
 #include "crypto.hpp"
 #include "key.hpp"