diff --git a/CHANGELOG.md b/CHANGELOG.md
index f1b6565f1969d11e97357b520d268f58872a7340..de1fc4feef7dbec5640a121c283c4bd22490fb1c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.1.1] - 2022-05-03
+### Fixed
+- Fix chmod for gatewaypingmon
+
 ## [1.1.0] - 2022-04-26
 ### Added
 - Reachability of controlplane gateways
diff --git a/src/metric-generators/gatewaypingmon.sh b/src/metric-generators/gatewaypingmon.sh
old mode 100644
new mode 100755
index 283669ba3178c6d8a37b2fd0ea0dbcf17d49f17d..dcde9ba11906b3f5e86f8c2c49d0ce405af25d05
--- a/src/metric-generators/gatewaypingmon.sh
+++ b/src/metric-generators/gatewaypingmon.sh
@@ -2,7 +2,9 @@
 
 # prometheus textfile metrics generator for node-exporter textfile collector
 # Monitors: gateway reachability from host
-# Usage: gatewaypingmon.sh <gw1> <gw2> ...
+# Usage: gatewaypingmon.sh
+# Optional: GATEWAYPINGMON_GATEWAYS to set a list of network gateways
+# Optional: GATEWAYPINGMON_PING_ARGS to set arguments for ping command
 
 set -eo pipefail