diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index c0bf402..caeb74d 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -14,7 +14,7 @@ jobs:
     steps:
       - uses: actions/setup-go@v3
         with:
-          go-version: "1.20"
+          go-version: "1.21"
       - uses: actions/checkout@v3
       - run: go vet ./...
       - run: go test -v ${{ matrix.env.coverage && '-coverprofile=profile.cov' }} ./...
diff --git a/build/docker/Dockerfile.public_node b/build/docker/Dockerfile.public_node
index 9793597..a2ba49f 100644
--- a/build/docker/Dockerfile.public_node
+++ b/build/docker/Dockerfile.public_node
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-ARG GO_VERSION=1.20
+ARG GO_VERSION=1.21
 
 # Base image with go compiler and tested source code
 FROM --platform=$BUILDPLATFORM docker.io/library/golang:${GO_VERSION} as build
diff --git a/build/docker/Dockerfile.static_datastore_builder b/build/docker/Dockerfile.static_datastore_builder
index c1e0a99..a81d9c5 100644
--- a/build/docker/Dockerfile.static_datastore_builder
+++ b/build/docker/Dockerfile.static_datastore_builder
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-ARG GO_VERSION=1.20
+ARG GO_VERSION=1.21
 
 # Base image with go compiler and tested source code
 FROM --platform=$BUILDPLATFORM docker.io/library/golang:${GO_VERSION} as build
diff --git a/build/docker/Dockerfile.web_proxy b/build/docker/Dockerfile.web_proxy
index b990b9a..b7f403c 100644
--- a/build/docker/Dockerfile.web_proxy
+++ b/build/docker/Dockerfile.web_proxy
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-ARG GO_VERSION=1.20
+ARG GO_VERSION=1.21
 
 # Base image with go compiler and tested source code
 FROM --platform=$BUILDPLATFORM docker.io/library/golang:${GO_VERSION} as build
diff --git a/go.mod b/go.mod
index 0096492..76eb967 100644
--- a/go.mod
+++ b/go.mod
@@ -1,11 +1,11 @@
 module github.com/cinode/go
 
-go 1.18
+go 1.21
 
 require (
 	github.com/jbenet/go-base58 v0.0.0-20150317085156-6237cf65f3a6
 	github.com/spf13/cobra v1.7.0
-	golang.org/x/crypto v0.11.0
+	golang.org/x/crypto v0.13.0
 	google.golang.org/protobuf v1.31.0
 )
 
@@ -19,6 +19,6 @@ require (
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/stretchr/testify v1.8.0
-	golang.org/x/exp v0.0.0-20230801115018-d63ba01acd4b
-	golang.org/x/sys v0.10.0 // indirect
+	golang.org/x/exp v0.0.0-20230905200255-921286631fa9
+	golang.org/x/sys v0.12.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 38aaceb..e38a367 100644
--- a/go.sum
+++ b/go.sum
@@ -23,10 +23,16 @@ github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PK
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 golang.org/x/crypto v0.11.0 h1:6Ewdq3tDic1mg5xRO4milcWCfMVQhI4NkqWWvqejpuA=
 golang.org/x/crypto v0.11.0/go.mod h1:xgJhtzW8F9jGdVFWZESrid1U1bjeNy4zgy5cRr/CIio=
+golang.org/x/crypto v0.13.0 h1:mvySKfSWJ+UKUii46M40LOvyWfN0s2U+46/jDd0e6Ck=
+golang.org/x/crypto v0.13.0/go.mod h1:y6Z2r+Rw4iayiXXAIxJIDAJ1zMW4yaTpebo8fPOliYc=
 golang.org/x/exp v0.0.0-20230801115018-d63ba01acd4b h1:r+vk0EmXNmekl0S0BascoeeoHk/L7wmaW2QF90K+kYI=
 golang.org/x/exp v0.0.0-20230801115018-d63ba01acd4b/go.mod h1:FXUEEKJgO7OQYeo8N01OfiKP8RXMtf6e8aTskBGqWdc=
+golang.org/x/exp v0.0.0-20230905200255-921286631fa9 h1:GoHiUyI/Tp2nVkLI2mCxVkOjsbSXD66ic0XW0js0R9g=
+golang.org/x/exp v0.0.0-20230905200255-921286631fa9/go.mod h1:S2oDrQGGwySpoQPVqRShND87VCbxmc6bL1Yd2oYrm6k=
 golang.org/x/sys v0.10.0 h1:SqMFp9UcQJZa+pmYuAKjd9xq1f0j5rLcDIk0mj4qAsA=
 golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.12.0 h1:CM0HF96J0hcLAwsHPJZjfdNzs0gftsLfgKt57wWHJ0o=
+golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.31.0 h1:g0LDEJHgrBl9N9r17Ru3sqWhkIx2NB67okBHPwC7hs8=