diff --git a/data/themes/dark.py b/data/themes/dark.py
index 272c4d91..c7942290 100644
--- a/data/themes/dark.py
+++ b/data/themes/dark.py
@@ -20,6 +20,7 @@ class DarkTheme(theming.Theme):
     COLOR_TAB_CURRENT = (-1, 16)
     COLOR_TAB_NEW_MESSAGE = (3, 236)
     COLOR_TAB_HIGHLIGHT = (1, 236)
+    COLOR_TAB_ATTENTION = (6, 236)
     COLOR_TAB_PRIVATE = (2, 236)
     COLOR_TAB_DISCONNECTED = (13, 236)
 
@@ -36,6 +37,7 @@ class DarkTheme(theming.Theme):
     COLOR_VERTICAL_TAB_NEW_MESSAGE = (3, -1)
     COLOR_VERTICAL_TAB_HIGHLIGHT = (1, -1)
     COLOR_VERTICAL_TAB_PRIVATE = (2, -1)
+    COLOR_VERTICAL_TAB_ATTENTION = (6, -1)
     COLOR_VERTICAL_TAB_DISCONNECTED = (13, -1)