diff --git a/lib/sslgen.h b/lib/sslgen.h
index d4b05b243..eef92982c 100644
--- a/lib/sslgen.h
+++ b/lib/sslgen.h
@@ -77,7 +77,7 @@ bool Curl_ssl_data_pending(struct connectdata *conn,
 #if !defined(USE_SSL) && !defined(SSLGEN_C)
 /* set up blank macros for none-SSL builds */
 #define Curl_ssl_close_all(x)
-#define Curl_ssl_data_pending(x) 0
+#define Curl_ssl_data_pending(x,y) 0
 #endif
 
 #define SSL_SHUTDOWN_TIMEOUT 10000 /* ms */