diff --git a/pkg/i18n/check.go b/pkg/i18n/checks.go
similarity index 89%
rename from pkg/i18n/check.go
rename to pkg/i18n/checks.go
index 8054ef49..9ea5b1e2 100644
--- a/pkg/i18n/check.go
+++ b/pkg/i18n/checks.go
@@ -49,3 +49,9 @@ func isPluralObject(m map[string]any) bool {
 	}
 	return true
 }
+
+// IsPlural returns true if this message has any plural forms.
+func (m Message) IsPlural() bool {
+	return m.Zero != "" || m.One != "" || m.Two != "" ||
+		m.Few != "" || m.Many != "" || m.Other != ""
+}
diff --git a/pkg/i18n/i18n.go b/pkg/i18n/i18n.go
index a39df487..0f8bbf67 100644
--- a/pkg/i18n/i18n.go
+++ b/pkg/i18n/i18n.go
@@ -34,12 +34,6 @@ import (
 //go:embed locales/*.json
 var localeFS embed.FS
 
-// IsPlural returns true if this message has any plural forms.
-func (m Message) IsPlural() bool {
-	return m.Zero != "" || m.One != "" || m.Two != "" ||
-		m.Few != "" || m.Many != "" || m.Other != ""
-}
-
 // ForCategory returns the appropriate text for a plural category.
 // Falls back through the category hierarchy to find a non-empty string.
 func (m Message) ForCategory(cat PluralCategory) string {