diff --git a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/StringResourceCache.kt b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/StringResourceCache.kt
index c193a35aa..b90e96410 100644
--- a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/StringResourceCache.kt
+++ b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/StringResourceCache.kt
@@ -53,7 +53,9 @@ fun stringRes(
 ): String =
     String
         .format(
-            LocalConfiguration.current.locales.get(0),
+            LocalConfiguration.current.locales
+                .get(0)
+                .toString(),
             resourceCache.get(id) ?: stringResource(id),
             *args,
         ).also { resourceCache.put(id, it) }