1 files changed, 3 insertions, 1 deletions
diff --git a/pkcs11.h b/pkcs11.h
index 7f44e1b..fdb1b91 100644
--- a/pkcs11.h
+++ b/pkcs11.h
@@ -25,7 +25,9 @@
 #ifndef OPENVPN_PKCS11_H
 #define OPENVPN_PKCS11_H
 
-#if defined(USE_CRYPTO) && defined(USE_SSL) && defined(ENABLE_PKCS11)
+#if defined(ENABLE_PKCS11)
+
+#include <openssl/ssl.h>
 
 int
 SSL_CTX_use_pkcs11 (