diff --git a/modules/clock/README.md b/modules/clock/README.md
index 035660f4..c4179e60 100644
--- a/modules/clock/README.md
+++ b/modules/clock/README.md
@@ -34,8 +34,8 @@ The following properties can be configured:
timeFormat
Use 12 of 24 hour format.
- Possible values:
- Default value:
+ Possible values: 12 or 24
+ Default value:24