diff --git a/rc b/rc
index a4d0cf9..3bbe2ad 100644
--- a/rc
+++ b/rc
@@ -10,3 +10,16 @@ export PATH
 
 . "$TOOLSPATH"/qcd_function
 
+# Update self weekly
+[[ -f "$TOOLSPATH"/.lastupdate ]] || touch -t 0101010101 "$TOOLSPATH"/.lastupdate
+[[ -f "$TOOLSPATH"/.lastupdate ]] || return
+
+TOOLS_LASTUPDATE=$(( $( date +%s ) - $( stat -c %Y "$TOOLSPATH"/.lastupdate ) ))
+[[ "$TOOLS_LASTUPDATE" -gt 604800 ]] && {
+    touch "$TOOLSPATH"/.lastupdate
+    pushd "$TOOLSPATH" > /dev/null
+    hg pull -u
+    popd > /dev/null
+}
+unset TOOLS_LASTUPDATE
+