diff --git a/application/src/main/resources/thingsboard.yml b/application/src/main/resources/thingsboard.yml
index fa7565b048..96e409373e 100644
--- a/application/src/main/resources/thingsboard.yml
+++ b/application/src/main/resources/thingsboard.yml
@@ -159,7 +159,7 @@ ui:
   # Help parameters
   help:
     # Base url for UI help assets
-    base-url: "${UI_HELP_BASE_URL:https://raw.githubusercontent.com/thingsboard/thingsboard-ui-help/release-3.5}"
+    base-url: "${UI_HELP_BASE_URL:https://raw.githubusercontent.com/thingsboard/thingsboard-ui-help/release-3.5.1}"
 
 database:
   ts_max_intervals: "${DATABASE_TS_MAX_INTERVALS:700}" # Max number of DB queries generated by single API call to fetch telemetry records