diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 33bea7e8..c33c8d1a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -35,7 +35,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24'
+          go-version: '1.25'
           cache: true
 
       - name: Run simulation
diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index a0b4a4a8..a0d50567 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -20,17 +20,17 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        go: [ '1.23', '1.24']
+        go: [ '1.24', '1.25']
         os: [ubuntu-latest, windows-2022, macos-14]
         exclude:
           # Only latest Go version for Windows and MacOS.
           - os: windows-2022
-            go: '1.23'
+            go: '1.24'
           - os: macos-14
-            go: '1.23'
+            go: '1.24'
           # Exclude latest Go version for Ubuntu as Coverage uses it.
           - os: ubuntu-latest
-            go: '1.24'
+            go: '1.25'
     steps:
 
     - name: Setup go
@@ -52,7 +52,7 @@ jobs:
     - name: Setup Go
       uses: actions/setup-go@v5
       with:
-        go-version: 1.24
+        go-version: 1.25
 
     - name: Check out
       uses: actions/checkout@v4
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 75b23fe7..50a8717d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ New features:
 Behaviour changes:
 
 Improvements:
+ * minimum required Go version is 1.24 (#144)
 
 Bugs fixed:
 
@@ -80,7 +81,7 @@ Improvements:
  * add Commit message verification callback (#134)
 
 Bugs fixed:
- * context-bound PreBlock and PreHeader are not reset properly (#127)   
+ * context-bound PreBlock and PreHeader are not reset properly (#127)
  * PreHeader is constructed instead of PreBlock to create PreCommit message (#128)
  * enable anti-MEV extension with respect to the current block index (#132)
  * (*Context).PreBlock() method returns PreHeader instead of PreBlock (#133)
diff --git a/context.go b/context.go
index f161887a..28918446 100644
--- a/context.go
+++ b/context.go
@@ -322,10 +322,7 @@ func (c *Context[H]) Fill(force bool) bool {
 	}
 
 	b := make([]byte, 8)
-	_, err := rand.Read(b)
-	if err != nil {
-		panic(err)
-	}
+	_, _ = rand.Read(b)
 
 	c.Nonce = binary.LittleEndian.Uint64(b)
 	c.TransactionHashes = make([]H, len(txx))
diff --git a/go.mod b/go.mod
index 789d0548..e3d5cf0e 100644
--- a/go.mod
+++ b/go.mod
@@ -1,9 +1,9 @@
 module github.com/nspcc-dev/dbft
 
-go 1.23
+go 1.24
 
 require (
-	github.com/stretchr/testify v1.9.0
+	github.com/stretchr/testify v1.11.1
 	go.uber.org/zap v1.27.0
 )
 
diff --git a/go.sum b/go.sum
index af4ca60f..92630fbd 100644
--- a/go.sum
+++ b/go.sum
@@ -2,8 +2,8 @@ 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=
+github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
+github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
 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/internal/consensus/message_test.go b/internal/consensus/message_test.go
index c35cb1b5..f4bad7c2 100644
--- a/internal/consensus/message_test.go
+++ b/internal/consensus/message_test.go
@@ -202,6 +202,5 @@ func testMarshalUnmarshal(t *testing.T, expected, actual *Payload) {
 }
 
 func fillRandom(t *testing.T, arr []byte) {
-	_, err := rand.Read(arr)
-	require.NoError(t, err)
+	_, _ = rand.Read(arr)
 }