diff --git a/.appveyor.yml b/.appveyor.yml
index 9469bf7a6..8c2af5ec1 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -22,7 +22,7 @@ install:
   - ps: $psversiontable
 
 build_script:
-  - bash.exe -elc "mingw32-make"
+  - bash.exe -elc "mingw32-make.exe"
 
 test_script:
-  - bash.exe -elc "mingw32-make test"
+  - bash.exe -elc "mingw32-make.exe test"
diff --git a/.golangci.yml b/.golangci.yml
index 3046f2ac7..38aee5a42 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -18,5 +18,6 @@ run:
   deadline: 2m
   skip-dirs:
     - integration
+    - pkg/api
   skip-files:
-    - ".*_test.go" 
+    - ".*_test.go"
diff --git a/.travis.yml b/.travis.yml
index a2e1b00f4..868b661ad 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,16 +21,14 @@ cache:
     - "${HOME}/google-cloud-sdk/"
 
 before_install:
-  # libseccomp in trusty is not new enough, need backports version.
-  - sudo sh -c "echo 'deb http://archive.ubuntu.com/ubuntu trusty-backports main restricted universe multiverse' > /etc/apt/sources.list.d/backports.list"
   - sudo apt-get update
   # Enable ipv6 for dualstack integration test.
   - sudo sysctl net.ipv6.conf.all.disable_ipv6=0
 
 install:
   - sudo apt-get install btrfs-tools
-  - sudo apt-get install libseccomp2/trusty-backports
-  - sudo apt-get install libseccomp-dev/trusty-backports
+  - sudo apt-get install libseccomp2
+  - sudo apt-get install libseccomp-dev
   - sudo apt-get install socat
 
 before_script:
diff --git a/Makefile b/Makefile
index 5dbfc819d..8545fa1f8 100644
--- a/Makefile
+++ b/Makefile
@@ -190,7 +190,10 @@ install.tools: .install.gitvalidation .install.golangci-lint .install.vndr ## in
 
 .install.golangci-lint:
 	@echo "$(WHALE) $@"
-	$(GO) get -u github.com/golangci/golangci-lint/cmd/golangci-lint
+	$(GO) get -d github.com/golangci/golangci-lint/cmd/golangci-lint
+	@cd $(GOPATH)/src/github.com/golangci/golangci-lint/cmd/golangci-lint; \
+		git checkout v1.18.0; \
+		go install
 
 .install.vndr:
 	@echo "$(WHALE) $@"
diff --git a/integration/test_utils.go b/integration/main_test.go
similarity index 99%
rename from integration/test_utils.go
rename to integration/main_test.go
index 869b46355..7993bd4ac 100644
--- a/integration/test_utils.go
+++ b/integration/main_test.go
@@ -22,6 +22,7 @@ import (
 	"flag"
 	"fmt"
 	"net"
+	"os"
 	"os/exec"
 	"strconv"
 	"strings"
@@ -63,11 +64,12 @@ var criRoot = flag.String("cri-root", "/var/lib/containerd/io.containerd.grpc.v1
 var runtimeHandler = flag.String("runtime-handler", "", "The runtime handler to use in the test.")
 var containerdBin = flag.String("containerd-bin", "containerd", "The containerd binary name. The name is used to restart containerd during test.")
 
-func init() {
+func TestMain(m *testing.M) {
 	flag.Parse()
 	if err := ConnectDaemons(); err != nil {
 		logrus.WithError(err).Fatalf("Failed to connect daemons")
 	}
+	os.Exit(m.Run())
 }
 
 // ConnectDaemons connect cri plugin and containerd, and initialize the clients.