diff --git a/config/vector.yaml b/config/vector.yaml
index 6e83ddf5332a4..fbc56f9de47f8 100644
--- a/config/vector.yaml
+++ b/config/vector.yaml
@@ -13,7 +13,7 @@
 # ------------------------------------------------------------------------------
 
 # Change this to use a non-default directory for Vector data storage:
-# data_dir = "/var/lib/vector"
+# data_dir: "/var/lib/vector"
 
 # Random Syslog-formatted logs
 sources: