--- /boot/cairo/test/pdf2png.c	2016-04-20 14:47:06.919599228 -0700
+++ pdf2png.c	2018-08-12 12:44:41.817808999 -0700
@@ -67,6 +69,7 @@
 	FAIL (error->message);
 
     document = poppler_document_new_from_file (uri, NULL, &error);
+    g_free (uri);
     if (document == NULL)
 	FAIL (error->message);