diff --git a/.hgignore b/.hgignore
index c98b1fe39..8cc84afdd 100644
--- a/.hgignore
+++ b/.hgignore
@@ -1,6 +1,6 @@
 syntax: regexp
 ^sys/src/.*\.[ao]?[12578vqki]?$
 ^sys/lib/python/.*\.(pyo|pyc|exe)$
-^(dev|fd|net|srv|env|root|mnt|n)/
+^(dev|fd|net|srv|env|root|boot|mnt|n|bin|tmp)/
 ^(386|68000|68020|alpha|amd64|arm|power|power64|sparc|sparc64)/(bin|lib)/
 ^acme/bin/(386|68000|68020|alpha|amd64|arm|power|power64|sparc|sparc64)/