--- a/mercurial/pathencode.c	Sun May 12 10:09:34 2013 +0100
+++ b/mercurial/pathencode.c	Fri May 10 11:23:50 2013 -0500
@@ -696,7 +696,7 @@
 	return 0;
 }
 
-#define MAXENCODE 4096 * 3
+#define MAXENCODE 4096 * 4
 
 static PyObject *hashencode(const char *src, Py_ssize_t len)
 {