diff --git a/mob.go b/mob.go
index 91513d40..9b71cede 100644
--- a/mob.go
+++ b/mob.go
@@ -12,7 +12,7 @@ import (
 	"github.com/remotemobprogramming/mob/v4/help"
 	"github.com/remotemobprogramming/mob/v4/open"
 	"github.com/remotemobprogramming/mob/v4/say"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"net/url"
 	"os"
@@ -764,7 +764,7 @@ func sendRequest(requestBody []byte, requestMethod string, requestUrl string, di
 		return fmt.Errorf("failed to make the http request: %w", responseErr)
 	}
 	defer response.Body.Close()
-	body, responseReadingErr := ioutil.ReadAll(response.Body)
+	body, responseReadingErr := io.ReadAll(response.Body)
 	if responseReadingErr != nil {
 		return fmt.Errorf("failed to read the http response: %w", responseReadingErr)
 	}
diff --git a/mob_test.go b/mob_test.go
index 4cc7dd78..259a285a 100644
--- a/mob_test.go
+++ b/mob_test.go
@@ -6,7 +6,6 @@ import (
 	"github.com/remotemobprogramming/mob/v4/open"
 	"github.com/remotemobprogramming/mob/v4/say"
 	"github.com/remotemobprogramming/mob/v4/test"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"reflect"
@@ -2044,7 +2043,7 @@ func createFile(t *testing.T, filename string, content string) (pathToFile strin
 func createFileInPath(t *testing.T, path, filename, content string) (pathToFile string) {
 	contentAsBytes := []byte(content)
 	pathToFile = path + "/" + filename
-	err := ioutil.WriteFile(pathToFile, contentAsBytes, 0644)
+	err := os.WriteFile(pathToFile, contentAsBytes, 0644)
 	if err != nil {
 		failWithFailure(t, "creating file "+filename+" with content "+content, "error")
 	}
diff --git a/squash_wip.go b/squash_wip.go
index c438f0d7..cfcb6645 100644
--- a/squash_wip.go
+++ b/squash_wip.go
@@ -4,7 +4,6 @@ import (
 	config "github.com/remotemobprogramming/mob/v4/configuration"
 	"github.com/remotemobprogramming/mob/v4/say"
 	"io"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"strconv"
@@ -104,7 +103,7 @@ func squashWipGitSequenceEditor(fileName string, configuration config.Configurat
 
 func replaceFileContents(fileName string, replacer Replacer) {
 	file, _ := os.OpenFile(fileName, os.O_RDWR, 0666)
-	input, err := ioutil.ReadAll(file)
+	input, err := io.ReadAll(file)
 	if err != nil {
 		panic(err)
 	}
diff --git a/squash_wip_test.go b/squash_wip_test.go
index 3066e0cd..9823fb2f 100644
--- a/squash_wip_test.go
+++ b/squash_wip_test.go
@@ -3,7 +3,6 @@ package main
 import (
 	"fmt"
 	config "github.com/remotemobprogramming/mob/v4/configuration"
-	"io/ioutil"
 	"os"
 	"strings"
 	"testing"
@@ -405,7 +404,7 @@ new file
 
 	squashWipGitEditor(input, config.GetDefaultConfiguration())
 
-	result, _ := ioutil.ReadFile(input)
+	result, _ := os.ReadFile(input)
 	equals(t, expected, string(result))
 }
 
@@ -431,7 +430,7 @@ squash c51a56d manual commit
 
 	squashWipGitSequenceEditor(input, config.GetDefaultConfiguration())
 
-	result, _ := ioutil.ReadFile(input)
+	result, _ := os.ReadFile(input)
 	equals(t, expected, string(result))
 }
 
diff --git a/test/test.go b/test/test.go
index b352c779..7fd681d4 100644
--- a/test/test.go
+++ b/test/test.go
@@ -3,7 +3,7 @@ package test
 import (
 	"fmt"
 	"github.com/remotemobprogramming/mob/v4/say"
-	"io/ioutil"
+	"os"
 	"path/filepath"
 	"reflect"
 	"runtime"
@@ -44,7 +44,7 @@ func failWithFailureMessage(t *testing.T, message string) {
 func CreateFile(t *testing.T, filename string, content string) (pathToFile string) {
 	contentAsBytes := []byte(content)
 	pathToFile = workingDir + "/" + filename
-	err := ioutil.WriteFile(pathToFile, contentAsBytes, 0644)
+	err := os.WriteFile(pathToFile, contentAsBytes, 0644)
 	if err != nil {
 		failWithFailure(t, "creating file "+filename+" with content "+content, "error")
 	}