diff --git a/suite-common/firmware/src/firmwareThunks.ts b/suite-common/firmware/src/firmwareThunks.ts
index 944cdfd223..03c67686d4 100644
--- a/suite-common/firmware/src/firmwareThunks.ts
+++ b/suite-common/firmware/src/firmwareThunks.ts
@@ -98,10 +98,15 @@ export const firmwareUpdate = createThunk<
             btcOnly: toBitcoinOnlyFirmware,
             binary,
             baseUrl,
-            // Firmware language should only be set during the initial firmware installation.
-            language: device.firmware === 'none' ? targetTranslationLanguage : undefined,
         });
 
+        // Firmware language should only be set during the initial firmware installation.
+        if (device.firmware === 'none' && targetTranslationLanguage) {
+            await TrezorConnect.changeLanguage({
+                language: targetTranslationLanguage,
+            });
+        }
+
         const targetProperties = binary
             ? {}
             : {