diff --git a/.gitignore b/.gitignore
index 83592e6..fecf274 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,4 +6,6 @@
 output.*
 *\#
 *~
+*.sq3
+db/
 tmp/
diff --git a/.hgignore b/.hgignore
new file mode 100644
index 0000000..160933a
--- /dev/null
+++ b/.hgignore
@@ -0,0 +1,12 @@
+syntax: glob
+*.aux
+*.bbl
+*.blg
+*.dvi
+*.log
+output.*
+*\#
+*~
+*.sq3
+db/
+tmp/