diff --git a/development/kyma-pubsub-connector/pubSubGateway/Dockerfile b/development/kyma-pubsub-connector/pubSubGateway/Dockerfile
index 331a55c3b886..af4abd8fb182 100644
--- a/development/kyma-pubsub-connector/pubSubGateway/Dockerfile
+++ b/development/kyma-pubsub-connector/pubSubGateway/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.20.6-alpine3.17 as builder
+FROM golang:1.21.1-alpine3.17 as builder
 
 WORKDIR /build