diff --git a/doc/examples/config.json b/doc/examples/config.json
index 67e8ea56..df6261b0 100644
--- a/doc/examples/config.json
+++ b/doc/examples/config.json
@@ -1,6 +1,6 @@
 {
   "race-name": "AC35",
-  "time-scale": 1,
+  "time-scale": 1.0,
   "race-size": 4,
   "teams": [
     {"team-name": "Oracle Team USA", "velocity": 20.9},