diff --git a/.github/workflows/cron-licenses.yml b/.github/workflows/cron-licenses.yml
index c34066d318..b176db2c1c 100644
--- a/.github/workflows/cron-licenses.yml
+++ b/.github/workflows/cron-licenses.yml
@@ -11,7 +11,7 @@ jobs:
     if: github.repository == 'go-gitea/gitea'
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
diff --git a/.github/workflows/pull-compliance.yml b/.github/workflows/pull-compliance.yml
index 6f8991ed4e..150550200d 100644
--- a/.github/workflows/pull-compliance.yml
+++ b/.github/workflows/pull-compliance.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -72,7 +72,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -84,7 +84,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -101,7 +101,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -116,7 +116,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -145,7 +145,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -190,7 +190,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
diff --git a/.github/workflows/pull-db-tests.yml b/.github/workflows/pull-db-tests.yml
index faf6a90e1b..fd1faf804f 100644
--- a/.github/workflows/pull-db-tests.yml
+++ b/.github/workflows/pull-db-tests.yml
@@ -39,7 +39,7 @@ jobs:
           - "9000:9000"
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -67,7 +67,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -125,7 +125,7 @@ jobs:
           - 10000:10000
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -178,7 +178,7 @@ jobs:
           - "993:993"
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -218,7 +218,7 @@ jobs:
           - 10000:10000
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
diff --git a/.github/workflows/pull-e2e-tests.yml b/.github/workflows/pull-e2e-tests.yml
index 89b32260ca..f83d974552 100644
--- a/.github/workflows/pull-e2e-tests.yml
+++ b/.github/workflows/pull-e2e-tests.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
diff --git a/.github/workflows/release-nightly.yml b/.github/workflows/release-nightly.yml
index 3d652e4ad8..f8b55aa2bf 100644
--- a/.github/workflows/release-nightly.yml
+++ b/.github/workflows/release-nightly.yml
@@ -16,7 +16,7 @@ jobs:
       # fetch all commits instead of only the last as some branches are long lived and could have many between versions
       # fetch all tags to ensure that "git describe" reports expected Gitea version, eg. v1.21.0-dev-1-g1234567
       - run: git fetch --unshallow --quiet --tags --force
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -65,7 +65,7 @@ jobs:
       # fetch all commits instead of only the last as some branches are long lived and could have many between versions
       # fetch all tags to ensure that "git describe" reports expected Gitea version, eg. v1.21.0-dev-1-g1234567
       - run: git fetch --unshallow --quiet --tags --force
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
@@ -107,7 +107,7 @@ jobs:
       # fetch all commits instead of only the last as some branches are long lived and could have many between versions
       # fetch all tags to ensure that "git describe" reports expected Gitea version, eg. v1.21.0-dev-1-g1234567
       - run: git fetch --unshallow --quiet --tags --force
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
diff --git a/.github/workflows/release-tag-rc.yml b/.github/workflows/release-tag-rc.yml
index f4776a9ed8..b57e5e602f 100644
--- a/.github/workflows/release-tag-rc.yml
+++ b/.github/workflows/release-tag-rc.yml
@@ -17,7 +17,7 @@ jobs:
       # fetch all commits instead of only the last as some branches are long lived and could have many between versions
       # fetch all tags to ensure that "git describe" reports expected Gitea version, eg. v1.21.0-dev-1-g1234567
       - run: git fetch --unshallow --quiet --tags --force
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
diff --git a/.github/workflows/release-tag-version.yml b/.github/workflows/release-tag-version.yml
index ad0820f31f..c40aa8f030 100644
--- a/.github/workflows/release-tag-version.yml
+++ b/.github/workflows/release-tag-version.yml
@@ -21,7 +21,7 @@ jobs:
       # fetch all commits instead of only the last as some branches are long lived and could have many between versions
       # fetch all tags to ensure that "git describe" reports expected Gitea version, eg. v1.21.0-dev-1-g1234567
       - run: git fetch --unshallow --quiet --tags --force
-      - uses: actions/setup-go@v5
+      - uses: actions/setup-go@v6
         with:
           go-version-file: go.mod
           check-latest: true
diff --git a/Makefile b/Makefile
index 637e64210a..be3e723db0 100644
--- a/Makefile
+++ b/Makefile
@@ -35,7 +35,7 @@ SWAGGER_PACKAGE ?= github.com/go-swagger/go-swagger/cmd/swagger@717e3cb29becaaf0
 XGO_PACKAGE ?= src.techknowlogick.com/xgo@latest
 GO_LICENSES_PACKAGE ?= github.com/google/go-licenses@v1
 GOVULNCHECK_PACKAGE ?= golang.org/x/vuln/cmd/govulncheck@v1
-ACTIONLINT_PACKAGE ?= github.com/rhysd/actionlint/cmd/actionlint@v1
+ACTIONLINT_PACKAGE ?= github.com/rhysd/actionlint/cmd/actionlint@v1.7.8
 GOPLS_PACKAGE ?= golang.org/x/tools/gopls@v0.20.0
 GOPLS_MODERNIZE_PACKAGE ?= golang.org/x/tools/gopls/internal/analysis/modernize/cmd/modernize@v0.20.0
 
diff --git a/go.mod b/go.mod
index 6e43a62b8d..172f848dbe 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,8 @@
 module code.gitea.io/gitea
 
-go 1.25.4
+go 1.25.0
+
+toolchain go1.25.5
 
 // rfc5280 said: "The serial number is an integer assigned by the CA to each certificate."
 // But some CAs use negative serial number, just relax the check. related: