diff --git a/src/calendars/.cvsignore b/src/calendars/.cvsignore
new file mode 100644
index 000000000..9c3a850ac
--- /dev/null
+++ b/src/calendars/.cvsignore
@@ -0,0 +1,4 @@
+Makefile
+*.pyc
+*.pyo
+*.gladep