diff --git a/extensions/pure-black-theme.yaml b/extensions/pure-black-theme.yaml
index 25a505c..f1decc7 100644
--- a/extensions/pure-black-theme.yaml
+++ b/extensions/pure-black-theme.yaml
@@ -10,4 +10,9 @@ version: 1.0.9
 marketing_url: https://github.com/christianhans/sn-pure-black-theme
 thumbnail_url: https://raw.githubusercontent.com/christianhans/sn-pure-black-theme/master/preview1.png
 description: Theme optimized for Optimized for OLED devices such as iPhone X.
+dock_icon:
+  type: circle
+  background_color: '#000000'
+  foreground_color": '#000000'
+  border_color: '#000000'
 ...