diff --git a/http_test.go b/http_test.go
index d4aeb61..e744bee 100644
--- a/http_test.go
+++ b/http_test.go
@@ -22,7 +22,8 @@ func TestTLSSkipVerify(t *testing.T) {
 	shutdownServer := setupHttpsServer(t)
 	defer shutdownServer()
 
-	ctx, _ := context.WithTimeout(context.Background(), 10*time.Second)
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
 
 	resources, _ := parseResources([]string{
 		"https://localhost:55372",
diff --git a/main.go b/main.go
index 67788ee..8b45174 100644
--- a/main.go
+++ b/main.go
@@ -118,11 +118,6 @@ func indexOf(l []string, s string) int {
 	return -1
 }
 
-func stdinFromPipe() bool {
-	stat, _ := os.Stdin.Stat()
-	return (stat.Mode() & os.ModeNamedPipe) != 0
-}
-
 func readFromFile(filepath string) ([]string, error) {
 	f := os.Stdin
 	if filepath != "-" {