diff --git a/.github/workflows/samples-go.yaml b/.github/workflows/samples-go.yaml
index 13b030c06aa5..6acbef8d8486 100644
--- a/.github/workflows/samples-go.yaml
+++ b/.github/workflows/samples-go.yaml
@@ -47,7 +47,7 @@ jobs:
         sample:
           - samples/server/petstore/go-api-server/
         go-version:
-          - "1.18"
+          - "1.25"
     steps:
       - uses: actions/checkout@v7
       - name: Set up Go
diff --git a/modules/openapi-generator/src/main/resources/go-server/go.mod.mustache b/modules/openapi-generator/src/main/resources/go-server/go.mod.mustache
index f1ee8194c831..ad342668fb8f 100644
--- a/modules/openapi-generator/src/main/resources/go-server/go.mod.mustache
+++ b/modules/openapi-generator/src/main/resources/go-server/go.mod.mustache
@@ -1,6 +1,6 @@
 module {{gitHost}}/{{gitUserId}}/{{gitRepoId}}
 
-go 1.18
+go 1.25
 
 {{#hasPathParams}}
 {{#routers}}
@@ -11,7 +11,7 @@ require github.com/gorilla/handlers v1.5.1
 		{{/featureCORS}}
 	{{/mux}}
 	{{#chi}}
-require github.com/go-chi/chi/v5 v5.2.2
+require github.com/go-chi/chi/v5 v5.2.4
 		{{#featureCORS}}
 require github.com/go-chi/cors v1.2.1
 		{{/featureCORS}}
diff --git a/samples/openapi3/server/petstore/go/go-petstore/go.mod b/samples/openapi3/server/petstore/go/go-petstore/go.mod
index 86767616d660..5753fde0cb49 100644
--- a/samples/openapi3/server/petstore/go/go-petstore/go.mod
+++ b/samples/openapi3/server/petstore/go/go-petstore/go.mod
@@ -1,5 +1,5 @@
 module github.com/GIT_USER_ID/GIT_REPO_ID
 
-go 1.18
+go 1.25
 
-require github.com/go-chi/chi/v5 v5.2.2
+require github.com/go-chi/chi/v5 v5.2.4
diff --git a/samples/server/others/go-server/no-body-path-params/go.mod b/samples/server/others/go-server/no-body-path-params/go.mod
index 65afa7e70717..15c2fb54b9fc 100644
--- a/samples/server/others/go-server/no-body-path-params/go.mod
+++ b/samples/server/others/go-server/no-body-path-params/go.mod
@@ -1,5 +1,5 @@
 module github.com/GIT_USER_ID/GIT_REPO_ID
 
-go 1.18
+go 1.25
 
 require github.com/gorilla/mux v1.8.0
diff --git a/samples/server/others/go-server/optional-body/go.mod b/samples/server/others/go-server/optional-body/go.mod
index f71ce9c8223d..96958cd5cad0 100644
--- a/samples/server/others/go-server/optional-body/go.mod
+++ b/samples/server/others/go-server/optional-body/go.mod
@@ -1,4 +1,4 @@
 module github.com/GIT_USER_ID/GIT_REPO_ID
 
-go 1.18
+go 1.25
 
diff --git a/samples/server/others/go-server/required-zero-value/go.mod b/samples/server/others/go-server/required-zero-value/go.mod
index f71ce9c8223d..96958cd5cad0 100644
--- a/samples/server/others/go-server/required-zero-value/go.mod
+++ b/samples/server/others/go-server/required-zero-value/go.mod
@@ -1,4 +1,4 @@
 module github.com/GIT_USER_ID/GIT_REPO_ID
 
-go 1.18
+go 1.25
 
diff --git a/samples/server/petstore/go-api-server/go.mod b/samples/server/petstore/go-api-server/go.mod
index 65afa7e70717..15c2fb54b9fc 100644
--- a/samples/server/petstore/go-api-server/go.mod
+++ b/samples/server/petstore/go-api-server/go.mod
@@ -1,5 +1,5 @@
 module github.com/GIT_USER_ID/GIT_REPO_ID
 
-go 1.18
+go 1.25
 
 require github.com/gorilla/mux v1.8.0
diff --git a/samples/server/petstore/go-chi-server/go.mod b/samples/server/petstore/go-chi-server/go.mod
index 86767616d660..5753fde0cb49 100644
--- a/samples/server/petstore/go-chi-server/go.mod
+++ b/samples/server/petstore/go-chi-server/go.mod
@@ -1,5 +1,5 @@
 module github.com/GIT_USER_ID/GIT_REPO_ID
 
-go 1.18
+go 1.25
 
-require github.com/go-chi/chi/v5 v5.2.2
+require github.com/go-chi/chi/v5 v5.2.4