diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bb576061..87533d93 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go-version: [1.13, 1.14, 1.15, 1.16, 1.17, 1.18]
+        go-version: [1.17, 1.18, 1.19]
     steps:
     - name: Set up Go ${{ matrix.go-version }}
       uses: actions/setup-go@v2
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index c4bf88c1..69e16b3b 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -15,7 +15,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.18
+          go-version: 1.19
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v2
         with:
diff --git a/hcloud/client.go b/hcloud/client.go
index 04ddaec7..3e6a4428 100644
--- a/hcloud/client.go
+++ b/hcloud/client.go
@@ -7,7 +7,6 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"math"
 	"net/http"
 	"net/http/httputil"
@@ -222,7 +221,7 @@ func (c *Client) Do(r *http.Request, v interface{}) (*Response, error) {
 	var body []byte
 	var err error
 	if r.ContentLength > 0 {
-		body, err = ioutil.ReadAll(r.Body)
+		body, err = io.ReadAll(r.Body)
 		if err != nil {
 			r.Body.Close()
 			return nil, err
@@ -231,7 +230,7 @@ func (c *Client) Do(r *http.Request, v interface{}) (*Response, error) {
 	}
 	for {
 		if r.ContentLength > 0 {
-			r.Body = ioutil.NopCloser(bytes.NewReader(body))
+			r.Body = io.NopCloser(bytes.NewReader(body))
 		}
 
 		if c.debugWriter != nil {
@@ -247,13 +246,13 @@ func (c *Client) Do(r *http.Request, v interface{}) (*Response, error) {
 			return nil, err
 		}
 		response := &Response{Response: resp}
-		body, err := ioutil.ReadAll(resp.Body)
+		body, err := io.ReadAll(resp.Body)
 		if err != nil {
 			resp.Body.Close()
 			return response, err
 		}
 		resp.Body.Close()
-		resp.Body = ioutil.NopCloser(bytes.NewReader(body))
+		resp.Body = io.NopCloser(bytes.NewReader(body))
 
 		if c.debugWriter != nil {
 			dumpResp, err := httputil.DumpResponse(resp, true)
diff --git a/hcloud/client_test.go b/hcloud/client_test.go
index 5c025fcf..7e2b3f22 100644
--- a/hcloud/client_test.go
+++ b/hcloud/client_test.go
@@ -5,7 +5,7 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"net/http/httptest"
 	"strings"
@@ -304,7 +304,7 @@ func TestClientDoPost(t *testing.T) {
 		callCount++
 		w.Header().Set("Content-Type", "application/json")
 		var dat map[string]interface{}
-		body, err := ioutil.ReadAll(r.Body)
+		body, err := io.ReadAll(r.Body)
 		r.Body.Close()
 		if err != nil {
 			t.Error(err)
diff --git a/hcloud/metadata/client.go b/hcloud/metadata/client.go
index a95fb10d..7bfa18e5 100644
--- a/hcloud/metadata/client.go
+++ b/hcloud/metadata/client.go
@@ -2,7 +2,7 @@ package metadata
 
 import (
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net"
 	"net/http"
 	"strconv"
@@ -73,7 +73,7 @@ func (c *Client) get(path string) (string, error) {
 		return "", err
 	}
 	defer resp.Body.Close()
-	bodyBytes, err := ioutil.ReadAll(resp.Body)
+	bodyBytes, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return "", err
 	}