diff --git a/pkg/strings/strings.go b/pkg/strings/strings.go
index 884f198ef..68e627eee 100644
--- a/pkg/strings/strings.go
+++ b/pkg/strings/strings.go
@@ -36,7 +36,7 @@ func Contains(slice []string, ele string) bool {
 	return false
 }
 
-// Remove the duplicate elements in the string slice
+// Remove the duplicate elements in the string slice.
 func Unique(slice []string) []string {
 	keys := make(map[string]bool)
 	result := []string{}