diff --git a/apps/iris/Dockerfile b/apps/iris/Dockerfile
index f4cd55c501..170fe3ff0d 100644
--- a/apps/iris/Dockerfile
+++ b/apps/iris/Dockerfile
@@ -1,7 +1,7 @@
 ### BUILDER ###
 ARG app_env=production
 
-FROM golang:1.23 AS builder
+FROM golang:1.22 AS builder
 
 COPY . /build
 WORKDIR /build
diff --git a/apps/iris/go.mod b/apps/iris/go.mod
index 140f117487..00da3a58e8 100644
--- a/apps/iris/go.mod
+++ b/apps/iris/go.mod
@@ -1,6 +1,6 @@
 module github.com/skkuding/codedang/apps/iris
 
-go 1.23
+go 1.22
 
 require (
 	github.com/aws/aws-sdk-go-v2 v1.30.4
diff --git a/renovate.json b/renovate.json
index 47a4925bcf..c60686c542 100644
--- a/renovate.json
+++ b/renovate.json
@@ -9,7 +9,7 @@
     ":label(dependencies)"
   ],
   "constraints": {
-    "go": "1.21"
+    "go": "1.22"
   },
   "rangeStrategy": "bump",
   "lockFileMaintenance": { "enabled": true },