diff --git a/.codeclimate.yml b/.codeclimate.yml
index 3f56ed6d..c0873f03 100644
--- a/.codeclimate.yml
+++ b/.codeclimate.yml
@@ -1,5 +1,5 @@
 version: "2"
-  checks:
-    similar-code:
-      config:
-        threshold: 3
+checks:
+  similar-code:
+    config:
+      threshold: 3
diff --git a/Makefile b/Makefile
index bde2f7a7..dfa59a84 100644
--- a/Makefile
+++ b/Makefile
@@ -11,6 +11,10 @@ install:
 	go install -ldflags="-s -w -X main.version=$(shell git describe --always --abbrev=6) -X main.date=$(shell date +%FT%T%z)"
 	which wtf
 
+lint:
+	structcheck ./...
+	varcheck ./...
+
 run: build
 	bin/wtf
 
diff --git a/clocks/display.go b/clocks/display.go
index d59e243a..44fedbbf 100644
--- a/clocks/display.go
+++ b/clocks/display.go
@@ -8,7 +8,7 @@ import (
 
 func (widget *Widget) display(clocks []Clock) {
 	if len(clocks) == 0 {
-		fmt.Fprintf(widget.View, "\n%s", " no timezone data available")
+		widget.View.SetText(fmt.Sprintf("\n%s", " no timezone data available"))
 		return
 	}
 
diff --git a/gerrit/display.go b/gerrit/display.go
index 6a9cd499..24645197 100644
--- a/gerrit/display.go
+++ b/gerrit/display.go
@@ -10,7 +10,7 @@ func (widget *Widget) display() {
 
 	project := widget.currentGerritProject()
 	if project == nil {
-		fmt.Fprintf(widget.View, "%s", " Gerrit project data is unavailable (1)")
+		widget.View.SetText(fmt.Sprintf("%s", " Gerrit project data is unavailable (1)"))
 		return
 	}
 
diff --git a/gitlab/widget.go b/gitlab/widget.go
index 861e8ec3..3033e120 100644
--- a/gitlab/widget.go
+++ b/gitlab/widget.go
@@ -32,13 +32,8 @@ type Widget struct {
 }
 
 func NewWidget(app *tview.Application, pages *tview.Pages) *Widget {
-	apiKey := wtf.Config.UString(
-		"wtf.mods.gitlab.apiKey",
-		os.Getenv("WTF_GITLAB_TOKEN"),
-	)
-
 	baseURL := wtf.Config.UString("wtf.mods.gitlab.domain")
-	gitlab := glb.NewClient(nil, apiKey)
+	gitlab := glb.NewClient(nil, apiKey())
 
 	if baseURL != "" {
 		gitlab.SetBaseURL(baseURL)
@@ -92,6 +87,13 @@ func (widget *Widget) Prev() {
 
 /* -------------------- Unexported Functions -------------------- */
 
+func apiKey() string {
+	return wtf.Config.UString(
+		"wtf.mods.gitlab.apiKey",
+		os.Getenv("WTF_GITLAB_TOKEN"),
+	)
+}
+
 func (widget *Widget) buildProjectCollection(projectData map[string]interface{}) []*GitlabProject {
 	gitlabProjects := []*GitlabProject{}
 
diff --git a/logger/log.go b/logger/log.go
index 69b5fceb..b654779d 100644
--- a/logger/log.go
+++ b/logger/log.go
@@ -36,7 +36,7 @@ func Log(msg string) {
 		return
 	}
 
-	f, err := os.OpenFile(logFilePath(), os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
+	f, err := os.OpenFile(logFilePath(), os.O_RDWR|os.O_CREATE|os.O_APPEND, 0600)
 	if err != nil {
 		log.Fatalf("error opening file: %v", err)
 	}
diff --git a/main.go b/main.go
index 34b53e4b..5370557d 100644
--- a/main.go
+++ b/main.go
@@ -131,7 +131,10 @@ func refreshAllWidgets() {
 }
 
 func setTerm() {
-	os.Setenv("TERM", Config.UString("wtf.term", os.Getenv("TERM")))
+	err := os.Setenv("TERM", Config.UString("wtf.term", os.Getenv("TERM")))
+	if err != nil {
+		return
+	}
 }
 
 func watchForConfigChanges(app *tview.Application, configFilePath string, grid *tview.Grid, pages *tview.Pages) {
diff --git a/travisci/client.go b/travisci/client.go
index 6a88e5b3..dbd906fc 100644
--- a/travisci/client.go
+++ b/travisci/client.go
@@ -13,8 +13,6 @@ import (
 	"github.com/senorprogrammer/wtf/wtf"
 )
 
-const APIEnvToken = "WTF_TRAVIS_API_TOKEN"
-
 var TRAVIS_HOSTS = map[bool]string{
 	false: "travis-ci.org",
 	true:  "travis-ci.com",
@@ -75,7 +73,7 @@ func travisRequest(path string) (*http.Response, error) {
 func apiToken() string {
 	return wtf.Config.UString(
 		"wtf.mods.travisci.apiKey",
-		os.Getenv(APIEnvToken),
+		os.Getenv("WTF_TRAVIS_API_TOKEN"),
 	)
 }