diff --git a/.github/workflows/deploy-documentation.yml b/.github/workflows/deploy-documentation.yml
index b58ba73ec85f..bd97056d0421 100644
--- a/.github/workflows/deploy-documentation.yml
+++ b/.github/workflows/deploy-documentation.yml
@@ -15,7 +15,7 @@ jobs:
       # ex:
       # - 1.18beta1 -> 1.18.0-beta.1
       # - 1.18rc1 -> 1.18.0-rc.1
-      GO_VERSION: '1.25'
+      GO_VERSION: '1.26.0-rc.1'
       HUGO_VERSION: 0.148.1
       CGO_ENABLED: 0
     steps:
diff --git a/.github/workflows/post-release.yml b/.github/workflows/post-release.yml
index ec76926ad802..a6cbbca6ffc1 100644
--- a/.github/workflows/post-release.yml
+++ b/.github/workflows/post-release.yml
@@ -9,7 +9,7 @@ env:
   # ex:
   # - 1.18beta1 -> 1.18.0-beta.1
   # - 1.18rc1 -> 1.18.0-rc.1
-  GO_VERSION: '1.25'
+  GO_VERSION: '1.26.0-rc.1'
 
 jobs:
   update-gha-assets:
diff --git a/.github/workflows/pr-checks.yml b/.github/workflows/pr-checks.yml
index e7dcc4232353..6d2fe2be3acb 100644
--- a/.github/workflows/pr-checks.yml
+++ b/.github/workflows/pr-checks.yml
@@ -10,7 +10,7 @@ env:
   # ex:
   # - 1.18beta1 -> 1.18.0-beta.1
   # - 1.18rc1 -> 1.18.0-rc.1
-  GO_VERSION: '1.25'
+  GO_VERSION: '1.26.0-rc.1'
 
 jobs:
   # Check if there is any dirty change for go mod tidy
diff --git a/.github/workflows/pr-documentation.yml b/.github/workflows/pr-documentation.yml
index bb6daf0cef54..53d9dccfe019 100644
--- a/.github/workflows/pr-documentation.yml
+++ b/.github/workflows/pr-documentation.yml
@@ -13,7 +13,7 @@ jobs:
       # ex:
       # - 1.18beta1 -> 1.18.0-beta.1
       # - 1.18rc1 -> 1.18.0-rc.1
-      GO_VERSION: '1.25'
+      GO_VERSION: '1.26.0-rc.1'
       HUGO_VERSION: 0.148.1
       CGO_ENABLED: 0
 
diff --git a/.github/workflows/pr-tests.yml b/.github/workflows/pr-tests.yml
index 52afdf9f9c59..bc29e7f617d3 100644
--- a/.github/workflows/pr-tests.yml
+++ b/.github/workflows/pr-tests.yml
@@ -10,7 +10,7 @@ env:
   # ex:
   # - 1.18beta1 -> 1.18.0-beta.1
   # - 1.18rc1 -> 1.18.0-rc.1
-  GO_VERSION: '1.25'
+  GO_VERSION: '1.26.0-rc.1'
 
 jobs:
   # Check if there is any dirty change for go mod tidy
@@ -39,7 +39,9 @@ jobs:
           # ex:
           # - 1.18beta1 -> 1.18.0-beta.1
           # - 1.18rc1 -> 1.18.0-rc.1
-          go-version: ${{ env.GO_VERSION }}
+          # TODO(ldez) must be changed after the first release of golangci-lint with go1.25
+          # go-version: ${{ env.GO_VERSION }}
+          go-version: '1.25'
       - name: lint
         uses: golangci/golangci-lint-action@v9.2.0
         with:
@@ -75,8 +77,8 @@ jobs:
           - ubuntu-latest
           - ubuntu-24.04-arm
         golang:
-          - '1.24'
           - '1.25'
+          - '1.26.0-rc.1'
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v6
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 5c7306698668..4f98d981c67a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -17,7 +17,7 @@ jobs:
       # ex:
       # - 1.18beta1 -> 1.18.0-beta.1
       # - 1.18rc1 -> 1.18.0-rc.1
-      GO_VERSION: '1.25'
+      GO_VERSION: '1.26.0-rc.1'
       CHOCOLATEY_VERSION: 2.2.0
     steps:
       # temporary workaround for an error in free disk space action
diff --git a/build/buildx-alpine.Dockerfile b/build/buildx-alpine.Dockerfile
index 61f9d7fa96aa..6fa00e4416af 100644
--- a/build/buildx-alpine.Dockerfile
+++ b/build/buildx-alpine.Dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1.4
-FROM golang:1.25-alpine
+FROM golang:1.26-alpine
 
 ARG TARGETPLATFORM
 
diff --git a/build/buildx.Dockerfile b/build/buildx.Dockerfile
index 9f626b579c21..9a3380525a3b 100644
--- a/build/buildx.Dockerfile
+++ b/build/buildx.Dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1.4
-FROM golang:1.25
+FROM golang:1.26
 
 ARG TARGETPLATFORM
 
diff --git a/go.mod b/go.mod
index 8e7ab6dfa6fd..134fe5713778 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,11 @@
 module github.com/golangci/golangci-lint/v2
 
-go 1.24.0
+go 1.25.0
+
+ignore (
+	./docs
+	./jsonschema
+)
 
 require (
 	4d63.com/gocheckcompilerdirectives v1.3.0
@@ -135,7 +140,6 @@ require (
 	go-simpler.org/sloglint v0.11.1
 	go.augendre.info/arangolint v0.3.1
 	go.augendre.info/fatcontext v0.9.0
-	go.uber.org/automaxprocs v1.6.0
 	go.yaml.in/yaml/v3 v3.0.4
 	golang.org/x/mod v0.31.0
 	golang.org/x/sync v0.19.0
diff --git a/go.sum b/go.sum
index 8ff976dca3e3..3464eb9cb820 100644
--- a/go.sum
+++ b/go.sum
@@ -473,8 +473,6 @@ github.com/polyfloyd/go-errorlint v1.8.0 h1:DL4RestQqRLr8U4LygLw8g2DX6RN1eBJOpa2
 github.com/polyfloyd/go-errorlint v1.8.0/go.mod h1:G2W0Q5roxbLCt0ZQbdoxQxXktTjwNyDbEaj3n7jvl4s=
 github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 h1:o4JXh1EVt9k/+g42oCprj/FisM4qX9L3sZB3upGN2ZU=
 github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55/go.mod h1:OmDBASR4679mdNQnz2pUhc2G8CO2JrUAVFDRBDP/hJE=
-github.com/prashantv/gostub v1.1.0 h1:BTyx3RfQjRHnUWaGF9oQos79AlQ5k8WNktv7VGvVH4g=
-github.com/prashantv/gostub v1.1.0/go.mod h1:A5zLQHz7ieHGG7is6LLXLz7I8+3LZzsrV0P1IAHhP5U=
 github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw=
 github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5FsnadC4Ky3P0J6CfImo=
 github.com/prometheus/client_golang v1.7.1/go.mod h1:PY5Wy2awLA44sXw4AOSfFBetzPP4j5+D6mVACh+pe2M=
@@ -643,8 +641,6 @@ go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
 go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
-go.uber.org/automaxprocs v1.6.0 h1:O3y2/QNTOdbF+e/dpXNNW7Rx2hZ4sTIPyybbxyNqTUs=
-go.uber.org/automaxprocs v1.6.0/go.mod h1:ifeIMSnPZuznNm6jmdzmU3/bfk01Fe2fotchwEFJ8r8=
 go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
 go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
 go.uber.org/multierr v1.10.0 h1:S0h4aNzvfcFsC3dRF1jLoaov7oRaKqRGC/pUEJ2yvPQ=
diff --git a/pkg/commands/run.go b/pkg/commands/run.go
index 93efa6d9cd04..a9a3495aae9e 100644
--- a/pkg/commands/run.go
+++ b/pkg/commands/run.go
@@ -25,7 +25,6 @@ import (
 	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
 	"github.com/spf13/viper"
-	"go.uber.org/automaxprocs/maxprocs"
 	"go.yaml.in/yaml/v3"
 	"golang.org/x/mod/sumdb/dirhash"
 
@@ -160,16 +159,8 @@ func (c *runCommand) persistentPreRunE(cmd *cobra.Command, args []string) error
 		return fmt.Errorf("can't load config: %w", err)
 	}
 
-	if c.cfg.Run.Concurrency == 0 {
-		// `runtime.GOMAXPROCS` defaults to the value of `runtime.NumCPU`.
-		backup := runtime.GOMAXPROCS(0)
-
-		// Automatically set GOMAXPROCS to match Linux container CPU quota.
-		_, err := maxprocs.Set(maxprocs.Logger(c.log.Infof))
-		if err != nil {
-			runtime.GOMAXPROCS(backup)
-		}
-	} else {
+	// https://go.dev/doc/go1.25#container-aware-gomaxprocs
+	if c.cfg.Run.Concurrency != 0 {
 		runtime.GOMAXPROCS(c.cfg.Run.Concurrency)
 	}
 
diff --git a/pkg/goformatters/gci/internal/section/standard_list.go b/pkg/goformatters/gci/internal/section/standard_list.go
index f84eb0f33f59..a7787409e479 100644
--- a/pkg/goformatters/gci/internal/section/standard_list.go
+++ b/pkg/goformatters/gci/internal/section/standard_list.go
@@ -1,6 +1,6 @@
 package section
 
-// Code generated based on go1.25.0 X:boringcrypto,arenas,synctest,jsonv2. DO NOT EDIT.
+// Code generated based on go1.26.0 X:boringcrypto,arenas,jsonv2,runtimesecret. DO NOT EDIT.
 
 var standardPackages = map[string]struct{}{
 	"archive/tar":            {},
@@ -31,8 +31,10 @@ var standardPackages = map[string]struct{}{
 	"crypto/fips140":         {},
 	"crypto/hkdf":            {},
 	"crypto/hmac":            {},
+	"crypto/hpke":            {},
 	"crypto/md5":             {},
 	"crypto/mlkem":           {},
+	"crypto/mlkem/mlkemtest": {},
 	"crypto/pbkdf2":          {},
 	"crypto/rand":            {},
 	"crypto/rc4":             {},
@@ -154,6 +156,7 @@ var standardPackages = map[string]struct{}{
 	"runtime/metrics":        {},
 	"runtime/pprof":          {},
 	"runtime/race":           {},
+	"runtime/secret":         {},
 	"runtime/trace":          {},
 	"slices":                 {},
 	"sort":                   {},
@@ -165,6 +168,7 @@ var standardPackages = map[string]struct{}{
 	"syscall":                {},
 	"syscall/js":             {},
 	"testing":                {},
+	"testing/cryptotest":     {},
 	"testing/fstest":         {},
 	"testing/iotest":         {},
 	"testing/quick":          {},
diff --git a/pkg/golinters/arangolint/testdata/go.mod b/pkg/golinters/arangolint/testdata/go.mod
index 8af2dc2359ab..8505e438e01a 100644
--- a/pkg/golinters/arangolint/testdata/go.mod
+++ b/pkg/golinters/arangolint/testdata/go.mod
@@ -1,6 +1,6 @@
 module arangolint
 
-go 1.24.0
+go 1.25.0
 
 require github.com/arangodb/go-driver/v2 v2.1.5
 
diff --git a/pkg/golinters/exptostd/testdata/go.mod b/pkg/golinters/exptostd/testdata/go.mod
index 6553e085f3ba..a0253370e0c0 100644
--- a/pkg/golinters/exptostd/testdata/go.mod
+++ b/pkg/golinters/exptostd/testdata/go.mod
@@ -1,5 +1,5 @@
 module exptostd
 
-go 1.24.0
+go 1.25.0
 
 require golang.org/x/exp v0.0.0-20250506013437-ce4c2cf36ca6
diff --git a/pkg/golinters/ginkgolinter/testdata/go.mod b/pkg/golinters/ginkgolinter/testdata/go.mod
index e14166334366..7fa930013d3a 100644
--- a/pkg/golinters/ginkgolinter/testdata/go.mod
+++ b/pkg/golinters/ginkgolinter/testdata/go.mod
@@ -1,6 +1,6 @@
 module ginkgolinter
 
-go 1.24.0
+go 1.25.0
 
 require (
 	github.com/onsi/ginkgo/v2 v2.27.2
diff --git a/pkg/golinters/gomodguard/testdata/go.mod b/pkg/golinters/gomodguard/testdata/go.mod
index 5ab7ab11f1eb..c228ef7292fd 100644
--- a/pkg/golinters/gomodguard/testdata/go.mod
+++ b/pkg/golinters/gomodguard/testdata/go.mod
@@ -1,6 +1,6 @@
 module gomodguard
 
-go 1.24.0
+go 1.25.0
 
 require (
 	golang.org/x/mod v0.24.0
diff --git a/pkg/golinters/loggercheck/testdata/go.mod b/pkg/golinters/loggercheck/testdata/go.mod
index 19b941401978..5544a0b0963f 100644
--- a/pkg/golinters/loggercheck/testdata/go.mod
+++ b/pkg/golinters/loggercheck/testdata/go.mod
@@ -1,6 +1,6 @@
 module loggercheck
 
-go 1.24.0
+go 1.25.0
 
 require (
 	github.com/go-kit/log v0.2.1
diff --git a/pkg/golinters/protogetter/testdata/go.mod b/pkg/golinters/protogetter/testdata/go.mod
index 6729ba1e27d6..32836618ff57 100644
--- a/pkg/golinters/protogetter/testdata/go.mod
+++ b/pkg/golinters/protogetter/testdata/go.mod
@@ -1,6 +1,6 @@
 module protogetter
 
-go 1.24.0
+go 1.25.0
 
 require (
 	google.golang.org/grpc v1.76.0
diff --git a/pkg/golinters/spancheck/testdata/go.mod b/pkg/golinters/spancheck/testdata/go.mod
index 5176b7a35ec3..59e32b97921a 100644
--- a/pkg/golinters/spancheck/testdata/go.mod
+++ b/pkg/golinters/spancheck/testdata/go.mod
@@ -1,6 +1,6 @@
 module spancheck
 
-go 1.24.0
+go 1.25.0
 
 require (
 	go.opentelemetry.io/otel v1.38.0
diff --git a/pkg/golinters/zerologlint/testdata/go.mod b/pkg/golinters/zerologlint/testdata/go.mod
index 59b4c0379194..f87ca78e64db 100644
--- a/pkg/golinters/zerologlint/testdata/go.mod
+++ b/pkg/golinters/zerologlint/testdata/go.mod
@@ -1,6 +1,6 @@
 module zerologlint
 
-go 1.24.0
+go 1.25.0
 
 require github.com/rs/zerolog v1.34.0