diff --git a/.github/workflows/run_tests.yml b/.github/workflows/run_tests.yml
index bd71faf..b58f51f 100644
--- a/.github/workflows/run_tests.yml
+++ b/.github/workflows/run_tests.yml
@@ -26,7 +26,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24'
+          go-version: '1.25'
           cache: true
 
       - name: Write coverage profile
@@ -45,14 +45,14 @@ jobs:
     strategy:
       matrix:
         os: [ ubuntu-latest, windows-2022, macos-14 ]
-        go_versions: [ '1.23', '1.24' ]
+        go_versions: [ '1.24', '1.25' ]
         exclude:
           - os: macos-14
-            go_versions: '1.23'
+            go_versions: '1.24'
           - os: windows-2022
-            go_versions: '1.23'
-          - os: ubuntu-latest
             go_versions: '1.24'
+          - os: ubuntu-latest
+            go_versions: '1.25'
       fail-fast: false
     steps:
       - uses: actions/checkout@v4
diff --git a/go.mod b/go.mod
index 94e8ef1..dff1442 100644
--- a/go.mod
+++ b/go.mod
@@ -1,10 +1,10 @@
 module github.com/nspcc-dev/tzhash
 
-go 1.22
+go 1.24
 
 require (
-	github.com/stretchr/testify v1.9.0
-	golang.org/x/sys v0.23.0
+	github.com/stretchr/testify v1.11.1
+	golang.org/x/sys v0.35.0
 )
 
 require (
diff --git a/go.sum b/go.sum
index e8aaee7..8591270 100644
--- a/go.sum
+++ b/go.sum
@@ -2,10 +2,10 @@ 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/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
-github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-golang.org/x/sys v0.23.0 h1:YfKFowiIMvtgl1UERQoTPPToxltDeZfbj4H7dVUCwmM=
-golang.org/x/sys v0.23.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
+github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
+golang.org/x/sys v0.35.0 h1:vz1N37gP5bs89s7He8XuIYXpyY0+QlsKmzipCbUtyxI=
+golang.org/x/sys v0.35.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
diff --git a/tz/hash_test.go b/tz/hash_test.go
index d31d8c9..697f3ca 100644
--- a/tz/hash_test.go
+++ b/tz/hash_test.go
@@ -111,10 +111,9 @@ func BenchmarkSum(b *testing.B) {
 		b.Run(backends[i].Name+" digest", func(b *testing.B) {
 			prepareArch(b, backends[i].arch)
 
-			b.ResetTimer()
 			b.ReportAllocs()
 			d := New()
-			for range b.N {
+			for b.Loop() {
 				d.Reset()
 				_, _ = d.Write(data)
 				d.Sum(nil)