diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 63bd9d07be7a5962517b0fb2c33b24d714822c09..b2048c1984351b48488ecf0ae152a0e9b6558eaa 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -16,7 +16,7 @@ include:
   - template: 'Workflows/Branch-Pipelines.gitlab-ci.yml'
 
 lint:
-  image: golangci/golangci-lint:v1.44.2
+  image: golangci/golangci-lint:v1.50.1
   stage: test
   tags:
     - amd64-docker
@@ -28,12 +28,27 @@ lint:
     - cd /go/src/gitlab.com/${CI_PROJECT_PATH}
 
 unit tests:
-  image: golang:1.17.7
+  image: golang:1.19.3
   extends: .gotest
   stage: test
   tags:
     - amd64-docker
   before_script: []
+  coverage: '/total:\s+\(statements\)\s+(\d+.\d+\%)/'
+
+govulncheck:
+  image: golang:1.19.3
+  stage: test
+  tags:
+    - amd64-docker
+  before_script:
+    - ln -s /builds /go/src/gitlab.com
+    - cd /go/src/gitlab.com/${CI_PROJECT_PATH}
+  script:
+    - go version
+    - go install golang.org/x/vuln/cmd/govulncheck@latest
+    - govulncheck ./...
+
 
 amd64:
   extends: .docker-build
diff --git a/.golangci.yml b/.golangci.yml
index e6ba71d0fff71ba18fa18f4bd0f55fbaad679ab2..a31b66b24000f23ec82f765c828a26cf2bef07bd 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -12,7 +12,6 @@ linters:
   enable:
     - megacheck
     - govet
-    - deadcode
     - errcheck
     - goconst
     - gocyclo
@@ -22,10 +21,9 @@ linters:
     - ineffassign
     - nakedret
     - staticcheck
-    - structcheck
     - unconvert
-    - varcheck
     - vet
     - vetshadow
     - misspell
     - staticcheck
+    - unused
diff --git a/cmd/infohub/main.go b/cmd/infohub/main.go
index 528254cf4f2f73c582ebd5a154cc74e66ba260b6..138bf4b4048dca2abf3a4e207b1f53deb9b3b27c 100644
--- a/cmd/infohub/main.go
+++ b/cmd/infohub/main.go
@@ -239,7 +239,7 @@ func exposeMetrics(addr string, logger *zap.Logger) {
 	promMux := http.NewServeMux()
 	promMux.Handle("/metrics", promhttp.Handler())
 	logger.Info(fmt.Sprintf("exposing prometheus metrics at %s/metrics", addr))
-	if err := http.ListenAndServe(addr, promMux); err != nil {
+	if err := http.ListenAndServe(addr, promMux); err != nil { //nolint:gosec
 		logger.Error("error exposing prometheus metrics", zap.Error(err))
 	}
 }
diff --git a/deployment/ci/Dockerfile b/deployment/ci/Dockerfile
index f216cd5e2b25e435f20d4dab62067745c42a64c4..0a90d092da2c9ed30a876e3a60458d037c0280ad 100644
--- a/deployment/ci/Dockerfile
+++ b/deployment/ci/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.19-alpine3.15 as builder
+FROM golang:1.19.3-alpine3.15 as builder
 
 RUN apk add git
 
diff --git a/deployment/compose/Dockerfile b/deployment/compose/Dockerfile
index 2bc21f6f0019826613955241677f8c091c70d933..6e4ef22aac6a1bde7022d47c3fe69c67e96ca345 100644
--- a/deployment/compose/Dockerfile
+++ b/deployment/compose/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.19
+FROM golang:1.19.3
 
 ENV GO111MODULE=on
 
diff --git a/internal/clients/signer/client.go b/internal/clients/signer/client.go
index c75c5064004f550d8db50b266481ce0b3a5bd25e..3224cfd34634301a28144ce1a614785cd111f2dd 100644
--- a/internal/clients/signer/client.go
+++ b/internal/clients/signer/client.go
@@ -6,7 +6,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"net/http"
 
 	"github.com/hyperledger/aries-framework-go/pkg/doc/verifiable"
@@ -105,7 +104,7 @@ func (c *Client) VerifyPresentation(ctx context.Context, vp []byte) error {
 }
 
 func getErrorBody(resp *http.Response) string {
-	body, err := ioutil.ReadAll(io.LimitReader(resp.Body, 2<<20))
+	body, err := io.ReadAll(io.LimitReader(resp.Body, 2<<20))
 	if err != nil {
 		return ""
 	}