diff --git a/.github/stale.yml b/.github/stale.yml
index 968126a6..f761b3dc 100644
--- a/.github/stale.yml
+++ b/.github/stale.yml
@@ -17,4 +17,3 @@ markComment: >
   for your contributions.
 # Comment to post when closing a stale issue. Set to `false` to disable
 closeComment: false
-
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 633982d1..57c70cc9 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -38,7 +38,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v2.1.3
         with:
-          go-version: 1.14
+          go-version: ^1.15.0
         id: go
 
       - name: Login to DockerHub
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 05cca2f3..3cae6e32 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -23,21 +23,20 @@ jobs:
     - name: Checkout
       uses: actions/checkout@v2
 
-    - name: Install golangci-lint
-      run: curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.23.7
-
-    - name: Lint
-      run: $(go env GOPATH)/bin/golangci-lint run
+    - name: golangci-lint
+      uses: golangci/golangci-lint-action@v2
+      with:
+        version: v1.32
 
   test:
     name: Test
     runs-on: ubuntu-latest
     steps:
 
-    - name: Set up Go 1.14
+    - name: Setup Go
       uses: actions/setup-go@v2.1.3
       with:
-        go-version: 1.14
+        go-version: ^1.15.0
       id: go
 
     - name: Checkout
@@ -62,10 +61,10 @@ jobs:
     - name: Unshallow
       run: git fetch --prune --unshallow
 
-    - name: Set up Go
+    - name: Setup Go
       uses: actions/setup-go@v2.1.3
       with:
-        go-version: 1.14
+        go-version: ^1.15.0
       id: go
 
     - name: Run GoReleaser
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 00000000..44112823
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,21 @@
+repos:
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v3.3.0
+  hooks:
+  - id: trailing-whitespace
+  - id: check-added-large-files
+  - id: check-json
+  - id: pretty-format-json
+    args: ['--autofix']
+  - id: check-merge-conflict
+  - id: check-symlinks
+  - id: check-yaml
+  - id: detect-private-key
+  - id: check-merge-conflict
+  - id: check-executables-have-shebangs
+  - id: end-of-file-fixer
+  - id: mixed-line-ending
+- repo:  https://github.com/golangci/golangci-lint
+  rev: v1.32.2
+  hooks:
+  - id: golangci-lint
diff --git a/cmd/server.go b/cmd/server.go
index bc638d8b..6778f039 100644
--- a/cmd/server.go
+++ b/cmd/server.go
@@ -126,9 +126,6 @@ func init() {
 	serverCmd.Flags().StringSliceVar(&scrapeURIs, "phpfpm.scrape-uri", []string{"tcp://127.0.0.1:9000/status"}, "FastCGI address, e.g. unix:///tmp/php.sock;/status or tcp://127.0.0.1:9000/status")
 	serverCmd.Flags().BoolVar(&fixProcessCount, "phpfpm.fix-process-count", false, "Enable to calculate process numbers via php-fpm_exporter since PHP-FPM sporadically reports wrong active/idle/total process numbers.")
 
-	//viper.BindEnv("web.listen-address", "PHP_FPM_WEB_LISTEN_ADDRESS")
-	//viper.BindPFlag("web.listen-address", serverCmd.Flags().Lookup("web.listen-address"))
-
 	// Workaround since vipers BindEnv is currently not working as expected (see https://github.com/spf13/viper/issues/461)
 
 	envs := map[string]string{
diff --git a/phpfpm/exporter.go b/phpfpm/exporter.go
index b15df466..25785c75 100644
--- a/phpfpm/exporter.go
+++ b/phpfpm/exporter.go
@@ -15,8 +15,9 @@
 package phpfpm
 
 import (
-	"sync"
 	"fmt"
+	"sync"
+
 	"github.com/prometheus/client_golang/prometheus"
 )
 
diff --git a/phpfpm/phpfpm.go b/phpfpm/phpfpm.go
index ad27fa02..1e1c8c19 100644
--- a/phpfpm/phpfpm.go
+++ b/phpfpm/phpfpm.go
@@ -213,7 +213,7 @@ func JSONResponseFixer(content []byte) []byte {
 		sold := match[0]
 		snew := match[1] + string(requestURI) + match[3]
 
-		c = strings.Replace(c, sold, snew, -1)
+		c = strings.ReplaceAll(c, sold, snew)
 	}
 
 	return []byte(c)