diff --git a/apprules.lua b/apprules.lua
index 65f885c..a865f23 100644
--- a/apprules.lua
+++ b/apprules.lua
@@ -11,6 +11,8 @@ awful.rules.rules = {
       properties = { tag = tags[1][1] } },
     { rule = { class = "Firefox" },
       properties = { tag = tags[1][2] } },
+    { rule = { class = "Thunderbird" },
+      properties = { tag = tags[1][2] } },
     { rule = { class = "VirtualBox" },
       properties = { tag = tags[1][3] } },
     { rule = { class = "Remmina" },
diff --git a/rc.lua b/rc.lua
index 8b2dd0f..e706b1e 100644
--- a/rc.lua
+++ b/rc.lua
@@ -93,6 +93,7 @@ mywebmenu = {
   { "Psi", "psi" },
   { "Remmina", "remmina" },
   { "Spicy", "spicy" },
+  { "Thunderbird", "thunderbird-bin" },
 }
 
 mydrawmenu = {