diff --git a/files/dotfiles/tmux.conf b/files/dotfiles/tmux.conf
new file mode 100644
index 0000000..de92168
--- /dev/null
+++ b/files/dotfiles/tmux.conf
@@ -0,0 +1,2 @@
+# Enable mouse
+set -g mouse on
diff --git a/tasks/main.yml b/tasks/main.yml
index edab66b..d3ef024 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -20,6 +20,11 @@
     src: dotfiles/screenrc
     dest: /etc/screenrc
     mode: 0644
+- name: copy tmux.conf
+  copy:
+    src: dotfiles/tmux.conf
+    dest: /etc/tmux.conf
+    mode: 0644
 
 - name: work around a debian bug in smartmontools
   copy: