diff --git a/Makefile b/Makefile
index a2cb5afef..3f5cd8416 100644
--- a/Makefile
+++ b/Makefile
@@ -13,72 +13,72 @@ check:  ## Check
 BUILD_FAIL_PATTERN=grep -v "exec format error" | grep "build failed" && exit 1 || exit 0
 build_test:  ## test only buildable
 	# Supported operating systems
-	GOOS=linux GOARCH=amd64 go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=linux GOARCH=386 go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=linux GOARCH=arm go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=linux GOARCH=arm64 go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=linux GOARCH=loong64 go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=linux GOARCH=riscv64 go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=linux GOARCH=s390x go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=freebsd GOARCH=amd64 go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=freebsd GOARCH=386 go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=freebsd GOARCH=arm go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=freebsd GOARCH=arm64 go120 test ./... | $(BUILD_FAIL_PATTERN)
-	CGO_ENABLED=0 GOOS=darwin go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=windows go120 test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=linux GOARCH=amd64 go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=linux GOARCH=386 go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=linux GOARCH=arm go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=linux GOARCH=arm64 go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=linux GOARCH=loong64 go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=linux GOARCH=riscv64 go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=linux GOARCH=s390x go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=freebsd GOARCH=amd64 go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=freebsd GOARCH=386 go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=freebsd GOARCH=arm go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=freebsd GOARCH=arm64 go test ./... | $(BUILD_FAIL_PATTERN)
+	CGO_ENABLED=0 GOOS=darwin go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=windows go test ./... | $(BUILD_FAIL_PATTERN)
 	# Operating systems supported for building only (not implemented error if used)
-	GOOS=solaris go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=dragonfly go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=netbsd go120 test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=solaris go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=dragonfly go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=netbsd go test ./... | $(BUILD_FAIL_PATTERN)
 	# cross build to OpenBSD not worked since process has "C"
-#	GOOS=openbsd go120 test ./... | $(BUILD_FAIL_PATTERN)
-	GOOS=plan9 go120 test ./... | $(BUILD_FAIL_PATTERN)
+#	GOOS=openbsd go test ./... | $(BUILD_FAIL_PATTERN)
+	GOOS=plan9 go test ./... | $(BUILD_FAIL_PATTERN)
 
 ifeq ($(shell uname -s), Darwin)
-	CGO_ENABLED=1 GOOS=darwin go120 test ./... | $(BUILD_FAIL_PATTERN)
+	CGO_ENABLED=1 GOOS=darwin go test ./... | $(BUILD_FAIL_PATTERN)
 endif
 	@echo 'Successfully built on all known operating systems'
 
 vet:
-	GOOS=darwin GOARCH=amd64 go120 vet ./...
-	GOOS=darwin GOARCH=arm64 go120 vet ./...
+	GOOS=darwin GOARCH=amd64 go vet ./...
+	GOOS=darwin GOARCH=arm64 go vet ./...
 
-	GOOS=dragonfly GOARCH=amd64 go120 vet ./...
+	GOOS=dragonfly GOARCH=amd64 go vet ./...
 
-	GOOS=freebsd GOARCH=amd64 go120 vet ./...
-	GOOS=freebsd GOARCH=386 go120 vet ./...
-	GOOS=freebsd GOARCH=arm go120 vet ./...
+	GOOS=freebsd GOARCH=amd64 go vet ./...
+	GOOS=freebsd GOARCH=386 go vet ./...
+	GOOS=freebsd GOARCH=arm go vet ./...
 
-	GOOS=linux GOARCH=386 go120 vet ./...
-	GOOS=linux GOARCH=amd64 go120 vet ./...
-	GOOS=linux GOARCH=arm64 go120 vet ./...
-	GOOS=linux GOARCH=arm go120 vet ./...
-	GOOS=linux GOARCH=loong64 go120 vet ./...
-	GOOS=linux GOARCH=mips64 go120 vet ./...
-	GOOS=linux GOARCH=mips64le go120 vet ./...
-	GOOS=linux GOARCH=mips go120 vet ./...
-	GOOS=linux GOARCH=mipsle go120 vet ./...
-	GOOS=linux GOARCH=ppc64le go120 vet ./...
-	GOOS=linux GOARCH=ppc64 go120 vet ./...
-	GOOS=linux GOARCH=riscv64 go120 vet ./...
-	GOOS=linux GOARCH=s390x go120 vet ./...
+	GOOS=linux GOARCH=386 go vet ./...
+	GOOS=linux GOARCH=amd64 go vet ./...
+	GOOS=linux GOARCH=arm64 go vet ./...
+	GOOS=linux GOARCH=arm go vet ./...
+	GOOS=linux GOARCH=loong64 go vet ./...
+	GOOS=linux GOARCH=mips64 go vet ./...
+	GOOS=linux GOARCH=mips64le go vet ./...
+	GOOS=linux GOARCH=mips go vet ./...
+	GOOS=linux GOARCH=mipsle go vet ./...
+	GOOS=linux GOARCH=ppc64le go vet ./...
+	GOOS=linux GOARCH=ppc64 go vet ./...
+	GOOS=linux GOARCH=riscv64 go vet ./...
+	GOOS=linux GOARCH=s390x go vet ./...
 
-	GOOS=netbsd GOARCH=amd64 go120 vet ./...
+	GOOS=netbsd GOARCH=amd64 go vet ./...
 
-	GOOS=openbsd GOARCH=386 go120 vet ./...
-	GOOS=openbsd GOARCH=amd64 go120 vet ./...
+	GOOS=openbsd GOARCH=386 go vet ./...
+	GOOS=openbsd GOARCH=amd64 go vet ./...
 
-	GOOS=solaris GOARCH=amd64 go120 vet ./...
+	GOOS=solaris GOARCH=amd64 go vet ./...
 
-	GOOS=windows GOARCH=amd64 go120 vet ./...
-	GOOS=windows GOARCH=386 go120 vet ./...
+	GOOS=windows GOARCH=amd64 go vet ./...
+	GOOS=windows GOARCH=386 go vet ./...
 
-	GOOS=plan9 GOARCH=amd64 go120 vet ./...
-	GOOS=plan9 GOARCH=386 go120 vet ./...
+	GOOS=plan9 GOARCH=amd64 go vet ./...
+	GOOS=plan9 GOARCH=386 go vet ./...
 
 macos_test:
-	CGO_ENABLED=0 GOOS=darwin go120 test ./... | $(BUILD_FAIL_PATTERN)
-	CGO_ENABLED=1 GOOS=darwin go120 test ./... | $(BUILD_FAIL_PATTERN)
+	CGO_ENABLED=0 GOOS=darwin go test ./... | $(BUILD_FAIL_PATTERN)
+	CGO_ENABLED=1 GOOS=darwin go test ./... | $(BUILD_FAIL_PATTERN)
 
 init_tools:
 	go get github.com/golang/dep/cmd/dep