diff --git a/include/Swiften/TLS/Schannel/SchannelServerContext.h b/include/Swiften/TLS/Schannel/SchannelServerContext.h
index 4478339f8ecb90c4616e9a78c891f59aab8f3aa5..4745447bba596f29d85eb5ef300dc3da8a0b7609 100644
--- a/include/Swiften/TLS/Schannel/SchannelServerContext.h
+++ b/include/Swiften/TLS/Schannel/SchannelServerContext.h
@@ -10,6 +10,7 @@
 #include "Swiften/TLS/Schannel/SchannelUtil.h"
 #include <Swiften/TLS/CertificateWithKey.h>
 #include "Swiften/Base/ByteArray.h"
+#include "Swiften/SwiftenCompat.h"
 
 #define SECURITY_WIN32
 #include <Windows.h>