diff --git a/lib/config-win32.h b/lib/config-win32.h
index c9ca7068424d..d09b6b1ff6f0 100644
--- a/lib/config-win32.h
+++ b/lib/config-win32.h
@@ -285,9 +285,14 @@
 #  define USE_RESOLV_THREADED 1
 #endif
 
+#ifndef CURL_WINDOWS_UWP
 #define HAVE_LDAP_SSL 1
 #define USE_WIN32_LDAP 1
+
+/* Define to use the Windows crypto library. */
 #define USE_WIN32_CRYPTO 1
+#endif /* CURL_WINDOWS_UWP */
+
 #define USE_UNIX_SOCKETS 1
 
 #ifndef CURL_OS