diff --git a/.gitignore b/.gitignore
index 6a502e99..092d221f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,3 +14,6 @@
 # Ignore all logfiles and tempfiles.
 /log/*.log
 /tmp
+
+# Ignore OSX system files.
+.DS_Store