diff --git a/lib/hx509/cert.c b/lib/hx509/cert.c
index ad866a368..c9c350cad 100644
--- a/lib/hx509/cert.c
+++ b/lib/hx509/cert.c
@@ -876,7 +876,9 @@ is_proxy_cert(hx509_context context, const Certificate *cert, ProxyCertInfo *rin
 	hx509_clear_error_string(context);
 	return HX509_EXTRA_DATA_AFTER_STRUCTURE; 
     }
-    if (rinfo)
+    if (rinfo == NULL)
+	free_ProxyCertInfo(&info);
+    else
 	*rinfo = info;
 
     return 0;