diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 053779e..d1315ff 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,17 +17,22 @@ jobs:
       - name: set up go
         uses: actions/setup-go@v5
         with:
-          go-version: "1.21"
+          go-version: "1.23"
         id: go
 
       - name: build and test
         run: |
-          go get -v
           go test -timeout=60s -covermode=count -coverprofile=$GITHUB_WORKSPACE/profile.cov_tmp ./...
           cat $GITHUB_WORKSPACE/profile.cov_tmp | grep -v "_mock.go" | grep -v "mocks" > $GITHUB_WORKSPACE/profile.cov
           go build -race
         env:
-          GO111MODULE: "on"
+          TZ: "America/Chicago"
+
+      - name: build example
+        working-directory: _example
+        run: |
+          go build -race
+        env:
           TZ: "America/Chicago"
 
       - name: golangci-lint
@@ -35,6 +40,12 @@ jobs:
         with:
           version: v2.6
 
+      - name: golangci-lint example
+        uses: golangci/golangci-lint-action@v7
+        with:
+          version: v2.6
+          working-directory: _example
+
       - name: install goveralls
         run: go install github.com/mattn/goveralls@latest
 
diff --git a/_example/go.mod b/_example/go.mod
index 6788b13..c5656f4 100644
--- a/_example/go.mod
+++ b/_example/go.mod
@@ -1,20 +1,23 @@
 module github.com/go-pkgz/requester/_example
 
-go 1.19
+go 1.23
 
 require (
-	github.com/go-pkgz/lcw v0.8.1
-	github.com/go-pkgz/repeater v1.1.3
+	github.com/go-pkgz/lcw v1.1.0
+	github.com/go-pkgz/repeater/v2 v2.2.0
 	github.com/go-pkgz/requester v1.0.0
 )
 
 require (
-	github.com/go-redis/redis/v7 v7.4.0 // indirect
-	github.com/google/uuid v1.1.2 // indirect
-	github.com/hashicorp/errwrap v1.0.0 // indirect
-	github.com/hashicorp/go-multierror v1.1.0 // indirect
-	github.com/hashicorp/golang-lru v0.5.4 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
+	github.com/go-redis/redis/v7 v7.4.1 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/hashicorp/errwrap v1.1.0 // indirect
+	github.com/hashicorp/go-multierror v1.1.1 // indirect
+	github.com/hashicorp/golang-lru v1.0.2 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
+	github.com/redis/go-redis/v9 v9.17.2 // indirect
 )
 
 replace github.com/go-pkgz/requester => ../
diff --git a/_example/go.sum b/_example/go.sum
index f3b9ccd..4af0e4c 100644
--- a/_example/go.sum
+++ b/_example/go.sum
@@ -2,29 +2,46 @@ github.com/alicebob/gopher-json v0.0.0-20180125190556-5a6b3ba71ee6 h1:45bxf7AZMw
 github.com/alicebob/gopher-json v0.0.0-20180125190556-5a6b3ba71ee6/go.mod h1:SGnFV6hVsYE877CKEZ6tDNTjaSXYUk6QqoIK6PrAtcc=
 github.com/alicebob/miniredis/v2 v2.11.4 h1:GsuyeunTx7EllZBU3/6Ji3dhMQZDpC9rLf1luJ+6M5M=
 github.com/alicebob/miniredis/v2 v2.11.4/go.mod h1:VL3UDEfAH59bSa7MuHMuFToxkqyHh69s/WUbYlOAuyg=
+github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
+github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f h1:lO4WD4F/rVNCu3HqELle0jiPLLBs70cWOduZpkS1E78=
+github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f/go.mod h1:cuUVRXasLTGF7a8hSLbxyZXjz+1KgoB3wDUb6vlszIc=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/go-pkgz/lcw v0.8.1 h1:Bpt2yYTE1J8hIhz8tjdm1WPOgH13eo5iTNsXyop7cMQ=
 github.com/go-pkgz/lcw v0.8.1/go.mod h1:Xw0/ZfApATgbjVPYRZO4XHdWyxAjErDWDWJ7TLlw1Vc=
-github.com/go-pkgz/repeater v1.1.3 h1:q6+JQF14ESSy28Dd7F+wRelY4F+41HJ0LEy/szNnMiE=
-github.com/go-pkgz/repeater v1.1.3/go.mod h1:hVTavuO5x3Gxnu8zW7d6sQBfAneKV8X2FjU48kGfpKw=
+github.com/go-pkgz/lcw v1.1.0 h1:hDJdQJZf4iw19a7cTgQvF6Poz/L7mL4E7FgG5jGs4lA=
+github.com/go-pkgz/lcw v1.1.0/go.mod h1:zwT7RSxFskQsHWHJezYq6n0iTn0n4yIYRDijXq3awM0=
+github.com/go-pkgz/repeater/v2 v2.2.0 h1:8nZR/NaknmLfx2YMHbr78u9OL4Xj+8+romm9dz4FpMg=
+github.com/go-pkgz/repeater/v2 v2.2.0/go.mod h1:RgX5vUbLKq7PV82QUDP5pFbQS1os4Z+U9XzKymK23A8=
 github.com/go-redis/redis/v7 v7.4.0 h1:7obg6wUoj05T0EpY0o8B59S9w5yeMWql7sw2kwNW1x4=
 github.com/go-redis/redis/v7 v7.4.0/go.mod h1:JDNMw23GTyLNC4GZu9njt15ctBQVn7xjRfnwdHj/Dcg=
+github.com/go-redis/redis/v7 v7.4.1 h1:PASvf36gyUpr2zdOUS/9Zqc80GbM+9BDyiJSJDDOrTI=
+github.com/go-redis/redis/v7 v7.4.1/go.mod h1:JDNMw23GTyLNC4GZu9njt15ctBQVn7xjRfnwdHj/Dcg=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/gomodule/redigo v1.7.1-0.20190322064113-39e2c31b7ca3/go.mod h1:B4C85qUVwatsJoIUNIfCRsp7qO0iAmpGFZ4EELWSbC4=
 github.com/google/uuid v1.1.2 h1:EVhdT+1Kseyi1/pUmXKaFxYsDNy9RQYkMWRH68J/W7Y=
 github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/hashicorp/errwrap v1.0.0 h1:hLrqtEDnRye3+sgx6z4qVLNuviH3MR5aQ0ykNJa/UYA=
 github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
+github.com/hashicorp/errwrap v1.1.0 h1:OxrOeh75EUXMY8TBjag2fzXGZ40LB6IKw45YeGUDY2I=
+github.com/hashicorp/errwrap v1.1.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
 github.com/hashicorp/go-multierror v1.1.0 h1:B9UzwGQJehnUY1yNrnwREHc3fGbC2xefo8g4TbElacI=
 github.com/hashicorp/go-multierror v1.1.0/go.mod h1:spPvp8C1qA32ftKqdAHm4hHTbPw+vmowP0z+KUhOZdA=
+github.com/hashicorp/go-multierror v1.1.1 h1:H5DkEtf6CXdFp0N0Em5UCwQpXMWke8IA0+lD48awMYo=
+github.com/hashicorp/go-multierror v1.1.1/go.mod h1:iw975J/qwKPdAO1clOe2L8331t/9/fmwbPZ6JB6eMoM=
 github.com/hashicorp/golang-lru v0.5.4 h1:YDjusn29QI/Das2iO9M0BHnIbxPeyuCHsjMW+lJfyTc=
 github.com/hashicorp/golang-lru v0.5.4/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uGBxy+E8yxSoD4=
+github.com/hashicorp/golang-lru v1.0.2 h1:dV3g9Z/unq5DpblPpw+Oqcv4dU/1omnb4Ok8iPY6p1c=
+github.com/hashicorp/golang-lru v1.0.2/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uGBxy+E8yxSoD4=
 github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
@@ -39,10 +56,12 @@ github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/redis/go-redis/v9 v9.17.2 h1:P2EGsA4qVIM3Pp+aPocCJ7DguDHhqrXNhVcEp4ViluI=
+github.com/redis/go-redis/v9 v9.17.2/go.mod h1:u410H11HMLoB+TP67dz8rL9s6QW2j76l0//kSOd3370=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
+github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
+github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
 github.com/yuin/gopher-lua v0.0.0-20191220021717-ab39c6098bdb h1:ZkM6LRnq40pR1Ox0hTHlnpkcOTuFIDQpZ1IN8rKKhX0=
 github.com/yuin/gopher-lua v0.0.0-20191220021717-ab39c6098bdb/go.mod h1:gqRgreBUhTSL0GeU64rtZ3Uq3wtjOa/TB2YfrtkCbVQ=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
@@ -70,3 +89,4 @@ gopkg.in/yaml.v2 v2.2.4 h1:/eiJrUcujPVeJ3xlSWaiNi3uSVmDGBK1pDHUHAnao1I=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/_example/main.go b/_example/main.go
index ceb21f0..1b59e2d 100644
--- a/_example/main.go
+++ b/_example/main.go
@@ -2,7 +2,7 @@ package main
 
 import (
 	"log"
-	"math/rand"
+	"math/rand/v2"
 	"net/http"
 	"net/http/httptest"
 	"strconv"
@@ -11,7 +11,7 @@ import (
 	"time"
 
 	"github.com/go-pkgz/lcw"
-	"github.com/go-pkgz/repeater"
+	"github.com/go-pkgz/repeater/v2"
 
 	"github.com/go-pkgz/requester"
 	"github.com/go-pkgz/requester/middleware"
@@ -50,7 +50,7 @@ func requestWithHeaders(ts *httptest.Server) {
 	)
 
 	// create http.Request
-	req, err := http.NewRequest("GET", ts.URL+"/blah", nil)
+	req, err := http.NewRequest("GET", ts.URL+"/blah", http.NoBody)
 	if err != nil {
 		panic(err)
 	}
@@ -85,7 +85,7 @@ func requestWithLogging(ts *httptest.Server) {
 	)
 
 	// create http.Request
-	req, err := http.NewRequest("GET", ts.URL+"/blah", nil)
+	req, err := http.NewRequest("GET", ts.URL+"/blah", http.NoBody)
 	if err != nil {
 		panic(err)
 	}
@@ -117,7 +117,7 @@ func requestWithCache(ts *httptest.Server) {
 	)
 
 	// create http.Request
-	req, err := http.NewRequest("GET", ts.URL+"/blah", nil)
+	req, err := http.NewRequest("GET", ts.URL+"/blah", http.NoBody)
 	if err != nil {
 		panic(err)
 	}
@@ -129,7 +129,7 @@ func requestWithCache(ts *httptest.Server) {
 	log.Printf("status1: %s", resp.Status)
 
 	// make another call for cached resource, will be fast as result cached
-	req2, err := http.NewRequest("GET", ts.URL+"/blah", nil)
+	req2, err := http.NewRequest("GET", ts.URL+"/blah", http.NoBody)
 	if err != nil {
 		panic(err)
 	}
@@ -160,7 +160,7 @@ func requestWithCustom(ts *httptest.Server) {
 	)
 
 	// create http.Request
-	req, err := http.NewRequest("GET", ts.URL+"/blah", nil)
+	req, err := http.NewRequest("GET", ts.URL+"/blah", http.NoBody)
 	if err != nil {
 		panic(err)
 	}
@@ -173,7 +173,7 @@ func requestWithCustom(ts *httptest.Server) {
 	log.Printf("status: %s", resp.Status)
 }
 
-var inFly int32
+var inFly int32 //nolint:gochecknoglobals // used for demo purposes
 
 // requestWithLimitConcurrency example of concurrency limiter
 func requestWithLimitConcurrency(ts *httptest.Server) {
@@ -193,7 +193,7 @@ func requestWithLimitConcurrency(ts *httptest.Server) {
 	for i := 0; i < 32; i++ {
 		go func(i int) {
 			defer wg.Done()
-			client.Get(ts.URL + "/blah" + strconv.Itoa(i))
+			_, _ = client.Get(ts.URL + "/blah" + strconv.Itoa(i))
 			log.Printf("completed: %d, in fly:%d", i, atomic.LoadInt32(&inFly))
 		}(i)
 	}
@@ -204,7 +204,7 @@ func requestWithLimitConcurrency(ts *httptest.Server) {
 func requestWithRepeater(ts *httptest.Server) {
 	log.Printf("requestWithRepeater --------------")
 
-	rpt := repeater.NewDefault(10, 500*time.Millisecond) // make a repeater with up to 10 calls, 500ms between calls
+	rpt := repeater.NewFixed(10, 500*time.Millisecond) // make a repeater with up to 10 calls, 500ms between calls
 	rq := requester.New(http.Client{},
 		// repeat failed call up to 10 times with 500ms delay on networking error or given status codes
 		middleware.Repeater(rpt, http.StatusInternalServerError, http.StatusBadGateway),
@@ -212,7 +212,7 @@ func requestWithRepeater(ts *httptest.Server) {
 	)
 
 	// create http.Request
-	req, err := http.NewRequest("GET", ts.URL+"/blah", nil)
+	req, err := http.NewRequest("GET", ts.URL+"/blah", http.NoBody)
 	if err != nil {
 		panic(err)
 	}
@@ -228,9 +228,9 @@ func startTestServer() *httptest.Server {
 	return httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		c := atomic.AddInt32(&inFly, 1)
 		log.Printf("request: %+v (%d)", r, c)
-		time.Sleep(time.Duration(rand.Intn(100)) * time.Millisecond) // simulate random network latency
+		time.Sleep(time.Duration(rand.IntN(100)) * time.Millisecond) //nolint:gosec // simulate random network latency
 		w.Header().Set("k1", "v1")
-		w.Write([]byte("something"))
+		_, _ = w.Write([]byte("something"))
 		atomic.AddInt32(&inFly, -1)
 	}))
 }
@@ -240,7 +240,7 @@ func startTestServerFailedFirst() *httptest.Server {
 	return httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		c := atomic.AddInt32(&inFly, 1)
 		log.Printf("request: %+v (%d)", r, c)
-		time.Sleep(time.Duration(rand.Intn(100)) * time.Millisecond) // simulate random network latency
+		time.Sleep(time.Duration(rand.IntN(100)) * time.Millisecond) //nolint:gosec // simulate random network latency
 
 		if atomic.AddInt32(&n, 1) < 5 { // fail 5 first requests
 			w.WriteHeader(http.StatusInternalServerError)
@@ -248,7 +248,7 @@ func startTestServerFailedFirst() *httptest.Server {
 		}
 
 		w.Header().Set("k1", "v1")
-		w.Write([]byte("something"))
+		_, _ = w.Write([]byte("something"))
 		atomic.AddInt32(&inFly, -1)
 	}))
 }
diff --git a/go.mod b/go.mod
index 25179b9..f898f8d 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/go-pkgz/requester
 
-go 1.21
+go 1.23
 
 require github.com/stretchr/testify v1.11.1