diff --git a/TODO b/TODO
new file mode 100644
index 0000000..8e1986d
--- /dev/null
+++ b/TODO
@@ -0,0 +1,4 @@
+# TODO
+* add some way to detach windows
+* add some way to attach windows
+
diff --git a/config.mk b/config.mk
index f19df43..042adcf 100644
--- a/config.mk
+++ b/config.mk
@@ -1,5 +1,5 @@
 # tabbed version
-VERSION = 0.4.1
+VERSION = 0.5
 
 # Customize below to fit your system