diff --git a/pkg/i18n/i18n.go b/pkg/i18n/i18n.go
index f9febbe01..3848d42cf 100644
--- a/pkg/i18n/i18n.go
+++ b/pkg/i18n/i18n.go
@@ -24,7 +24,7 @@ func NewTranslationSetFromConfig(log *logrus.Entry, configLanguage string) (*Tra
 		language := detectLanguage(jibber_jabber.DetectIETF)
 		for _, languageCode := range languageCodes {
 			if strings.HasPrefix(language, languageCode) {
-				return newTranslationSet(log, language)
+				return newTranslationSet(log, languageCode)
 			}
 		}
 
diff --git a/pkg/i18n/i18n_test.go b/pkg/i18n/i18n_test.go
index 28b96bc4f..8c5787fcb 100644
--- a/pkg/i18n/i18n_test.go
+++ b/pkg/i18n/i18n_test.go
@@ -83,7 +83,7 @@ func TestNewTranslationSetFromConfig(t *testing.T) {
 			configLanguage: "auto",
 			envLanguage:    "nl_NL",
 			expected:       "nl",
-			expectedErr:    true, // Demonstrates the bug, this should be false
+			expectedErr:    false,
 		},
 		{
 			name:           "auto-detection with LANG set to zh-CN",