diff --git a/charger/mcc_test.go b/charger/mcc_test.go
index 39f5b45fd..822536678 100644
--- a/charger/mcc_test.go
+++ b/charger/mcc_test.go
@@ -2,7 +2,7 @@ package charger
 
 import (
 	"bytes"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"reflect"
 	"strings"
@@ -59,7 +59,7 @@ func NewTestMobileConnect(t *testing.T, responses []apiResponse) *MobileConnect
 		return &http.Response{
 			StatusCode: 200,
 			// Send response to be tested
-			Body: ioutil.NopCloser(bytes.NewBufferString(responseString)),
+			Body: io.NopCloser(bytes.NewBufferString(responseString)),
 			// Must be set to non-nil value or it panics
 			Header: make(http.Header),
 		}
diff --git a/detect/http.go b/detect/http.go
index ce08c7d8a..c2dcfe131 100644
--- a/detect/http.go
+++ b/detect/http.go
@@ -2,7 +2,7 @@ package detect
 
 import (
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"strings"
 	"time"
@@ -94,7 +94,7 @@ func (h *HttpHandler) Test(log *util.Logger, ip string) []interface{} {
 		}
 	}
 
-	body, err := ioutil.ReadAll(resp.Body)
+	body, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return nil
 	}
diff --git a/util/log.go b/util/log.go
index fd7a695a5..34f640c53 100644
--- a/util/log.go
+++ b/util/log.go
@@ -2,7 +2,6 @@ package util
 
 import (
 	"io"
-	"io/ioutil"
 	"log"
 	"os"
 	"regexp"
@@ -43,7 +42,7 @@ func NewLogger(area string) *Logger {
 	}
 
 	level := LogLevelForArea(area)
-	notepad := jww.NewNotepad(level, level, os.Stdout, ioutil.Discard, padded, log.Ldate|log.Ltime)
+	notepad := jww.NewNotepad(level, level, os.Stdout, io.Discard, padded, log.Ldate|log.Ltime)
 
 	loggersMux.Lock()
 	defer loggersMux.Unlock()
diff --git a/util/request/functions.go b/util/request/functions.go
index 2f88db3f8..39d900db9 100644
--- a/util/request/functions.go
+++ b/util/request/functions.go
@@ -5,7 +5,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"net/http"
 )
 
@@ -58,13 +57,13 @@ func (e StatusError) HasStatus(codes ...int) bool {
 func ReadBody(resp *http.Response) ([]byte, error) {
 	defer resp.Body.Close()
 
-	b, err := ioutil.ReadAll(resp.Body)
+	b, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return []byte{}, err
 	}
 
 	// maintain body after reading
-	resp.Body = ioutil.NopCloser(bytes.NewBuffer(b))
+	resp.Body = io.NopCloser(bytes.NewBuffer(b))
 
 	if resp.StatusCode < 200 || resp.StatusCode >= 300 {
 		return b, StatusError{resp: resp}