diff --git a/src/about/AboutDialog.tsx b/src/about/AboutDialog.tsx
index 1f45c259..725e5e4f 100644
--- a/src/about/AboutDialog.tsx
+++ b/src/about/AboutDialog.tsx
@@ -29,6 +29,7 @@ const AboutDialog: React.VoidFunctionComponent<AboutDialogProps> = ({
 }) => {
     const [isLicenseDialogOpen, setIsLicenseDialogOpen] = useState(false);
 
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
 
     return (
diff --git a/src/editor/Editor.tsx b/src/editor/Editor.tsx
index cde23d4b..129e9739 100644
--- a/src/editor/Editor.tsx
+++ b/src/editor/Editor.tsx
@@ -141,6 +141,7 @@ const Editor: React.VoidFunctionComponent<EditorProps> = ({ onEditorChanged }) =
     const [editor, setEditor] = useState<EditorType>(null);
     const { isDarkMode } = useTernaryDarkMode();
 
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
 
     return (
diff --git a/src/explorer/Explorer.tsx b/src/explorer/Explorer.tsx
index cdbc5bf8..d7b2b29a 100644
--- a/src/explorer/Explorer.tsx
+++ b/src/explorer/Explorer.tsx
@@ -371,6 +371,7 @@ const FileTree: React.VoidFunctionComponent<FileTreeProps> = ({ i18n }) => {
 };
 
 const Explorer: React.VFC = () => {
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
 
     return (
diff --git a/src/explorer/fileNameFormGroup/FileNameFormGroup.tsx b/src/explorer/fileNameFormGroup/FileNameFormGroup.tsx
index cc543960..98af1a8e 100644
--- a/src/explorer/fileNameFormGroup/FileNameFormGroup.tsx
+++ b/src/explorer/fileNameFormGroup/FileNameFormGroup.tsx
@@ -78,6 +78,7 @@ const FileNameFormGroup: React.VoidFunctionComponent<FileNameFormGroupProps> = (
     inputRef,
     onChange,
 }) => {
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
 
     const fileNameIntent =
diff --git a/src/explorer/newFileWizard/NewFileWizard.tsx b/src/explorer/newFileWizard/NewFileWizard.tsx
index a89f7280..9ab5323f 100644
--- a/src/explorer/newFileWizard/NewFileWizard.tsx
+++ b/src/explorer/newFileWizard/NewFileWizard.tsx
@@ -36,6 +36,7 @@ const NewFileWizard: React.VoidFunctionComponent<NewFileWizardProps> = ({
     isOpen,
     onClose,
 }) => {
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
     const dispatch = useDispatch();
 
diff --git a/src/explorer/renameFileDialog/RenameFileDialog.tsx b/src/explorer/renameFileDialog/RenameFileDialog.tsx
index de4ce7e7..d226e869 100644
--- a/src/explorer/renameFileDialog/RenameFileDialog.tsx
+++ b/src/explorer/renameFileDialog/RenameFileDialog.tsx
@@ -15,10 +15,11 @@ import { renameFileDialogDidAccept, renameFileDialogDidCancel } from './actions'
 import { I18nId } from './i18n';
 
 const RenameFileDialog: React.VFC = () => {
+    // istanbul ignore next: babel-loader rewrites this line
+    const [i18n] = useI18n();
     const dispatch = useDispatch();
     const isOpen = useSelector((s) => s.explorer.renameFileDialog.isOpen);
     const oldName = useSelector((s) => s.explorer.renameFileDialog.fileName);
-    const [i18n] = useI18n();
 
     const [baseName, extension] = oldName.split(/(\.\w+)$/);
 
diff --git a/src/licenses/LicenseDialog.tsx b/src/licenses/LicenseDialog.tsx
index 8481f4ea..4ced5aa8 100644
--- a/src/licenses/LicenseDialog.tsx
+++ b/src/licenses/LicenseDialog.tsx
@@ -183,6 +183,7 @@ const LicenseDialog: React.VoidFunctionComponent<LicenseDialogProps> = ({
     const [licenseInfo, setLicenseInfo] = useState<LicenseInfo | undefined>(undefined);
     const infoDiv = React.useRef<HTMLDivElement>(null);
 
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
 
     return (
diff --git a/src/notifications/NotificationAction.tsx b/src/notifications/NotificationAction.tsx
index cd2fbff9..f6f7893b 100644
--- a/src/notifications/NotificationAction.tsx
+++ b/src/notifications/NotificationAction.tsx
@@ -16,6 +16,7 @@ const NotificationAction: React.VoidFunctionComponent<NotificationActionProps> =
     messageId,
     replacements,
 }) => {
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
 
     return <>{i18n.translate(messageId, replacements)}</>;
diff --git a/src/notifications/NotificationMessage.tsx b/src/notifications/NotificationMessage.tsx
index d6a6a0ca..da5b8167 100644
--- a/src/notifications/NotificationMessage.tsx
+++ b/src/notifications/NotificationMessage.tsx
@@ -16,6 +16,7 @@ const NotificationMessage: React.VoidFunctionComponent<NotificationMessageProps>
     messageId,
     replacements,
 }) => {
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
 
     let message = i18n.translate(messageId, replacements) as
diff --git a/src/notifications/UnexpectedErrorNotification.tsx b/src/notifications/UnexpectedErrorNotification.tsx
index 06a47208..62b90207 100644
--- a/src/notifications/UnexpectedErrorNotification.tsx
+++ b/src/notifications/UnexpectedErrorNotification.tsx
@@ -16,6 +16,7 @@ type UnexpectedErrorNotificationProps = {
 const UnexpectedErrorNotification: React.VoidFunctionComponent<
     UnexpectedErrorNotificationProps
 > = ({ messageId, err }) => {
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
 
     return (
diff --git a/src/settings/SettingsDrawer.tsx b/src/settings/SettingsDrawer.tsx
index 59122527..021f630e 100644
--- a/src/settings/SettingsDrawer.tsx
+++ b/src/settings/SettingsDrawer.tsx
@@ -76,6 +76,7 @@ const SettingsDrawer: React.VoidFunctionComponent<SettingsProps> = ({
 
     const dispatch = useDispatch();
 
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
 
     const hotkeys = useMemo(
diff --git a/src/status-bar/StatusBar.tsx b/src/status-bar/StatusBar.tsx
index 5115eb64..2729ec80 100644
--- a/src/status-bar/StatusBar.tsx
+++ b/src/status-bar/StatusBar.tsx
@@ -107,9 +107,11 @@ const BatteryIndicator: React.VoidFunctionComponent<BatteryIndicatorProps> = ({
 };
 
 const StatusBar: React.VFC = (_props) => {
-    const connection = useSelector((s) => s.ble.connection);
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
 
+    const connection = useSelector((s) => s.ble.connection);
+
     return (
         <div
             className="pb-status-bar"
diff --git a/src/terminal/Terminal.tsx b/src/terminal/Terminal.tsx
index 6ce5a1cc..809e8815 100644
--- a/src/terminal/Terminal.tsx
+++ b/src/terminal/Terminal.tsx
@@ -54,6 +54,7 @@ function createContextMenu(
     xterm: XTerm,
 ): (props: ContextMenu2ContentProps) => JSX.Element {
     const contextMenu = (_props: ContextMenu2ContentProps): JSX.Element => {
+        // istanbul ignore next: babel-loader rewrites this line
         const [i18n] = useI18n();
 
         return (
diff --git a/src/toolbar/buttons/bluetooth/BluetoothButton.tsx b/src/toolbar/buttons/bluetooth/BluetoothButton.tsx
index d70733cb..2b3b9130 100644
--- a/src/toolbar/buttons/bluetooth/BluetoothButton.tsx
+++ b/src/toolbar/buttons/bluetooth/BluetoothButton.tsx
@@ -21,8 +21,9 @@ const BluetoothButton: React.VFC = () => {
         bootloaderConnection === BootloaderConnectionState.Disconnected &&
         bleConnection === BleConnectionState.Disconnected;
 
-    const dispatch = useDispatch();
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
+    const dispatch = useDispatch();
 
     return (
         <ActionButton
diff --git a/src/toolbar/buttons/flash/FlashButton.tsx b/src/toolbar/buttons/flash/FlashButton.tsx
index d1bdaf92..72bba485 100644
--- a/src/toolbar/buttons/flash/FlashButton.tsx
+++ b/src/toolbar/buttons/flash/FlashButton.tsx
@@ -25,8 +25,9 @@ const FlashButton: React.VFC = () => {
     const [isSettingFlashCurrentProgramEnabled] = useSettingFlashCurrentProgram();
     const { hubName } = useSettingHubName();
 
-    const dispatch = useDispatch();
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
+    const dispatch = useDispatch();
 
     return (
         <OpenFileButton
diff --git a/src/toolbar/buttons/repl/ReplButton.tsx b/src/toolbar/buttons/repl/ReplButton.tsx
index 045ecb57..4d667d3a 100644
--- a/src/toolbar/buttons/repl/ReplButton.tsx
+++ b/src/toolbar/buttons/repl/ReplButton.tsx
@@ -12,9 +12,11 @@ import { I18nId } from './i18n';
 import icon from './icon.svg';
 
 const ReplButton: React.VFC = () => {
-    const enabled = useSelector((s) => s.hub.runtime === HubRuntimeState.Idle);
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
     const dispatch = useDispatch();
+
+    const enabled = useSelector((s) => s.hub.runtime === HubRuntimeState.Idle);
     const action = useCallback(() => dispatch(repl()), [dispatch]);
 
     return (
diff --git a/src/toolbar/buttons/run/RunButton.tsx b/src/toolbar/buttons/run/RunButton.tsx
index 44a5661e..7bde736f 100644
--- a/src/toolbar/buttons/run/RunButton.tsx
+++ b/src/toolbar/buttons/run/RunButton.tsx
@@ -20,8 +20,9 @@ const RunButton: React.VFC = () => {
     const hasEditor = useSelector((s) => s.app.hasEditor);
     const keyboardShortcut = 'F5';
 
-    const dispatch = useDispatch();
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
+    const dispatch = useDispatch();
 
     return (
         <ActionButton
diff --git a/src/toolbar/buttons/settings/SettingsButton.tsx b/src/toolbar/buttons/settings/SettingsButton.tsx
index 1796f7c1..78ca000d 100644
--- a/src/toolbar/buttons/settings/SettingsButton.tsx
+++ b/src/toolbar/buttons/settings/SettingsButton.tsx
@@ -12,6 +12,7 @@ type SettingsButtonProps = Pick<ActionButtonProps, 'onAction'>;
 const SettingsButton: React.VoidFunctionComponent<SettingsButtonProps> = ({
     onAction,
 }) => {
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
 
     return (
diff --git a/src/toolbar/buttons/stop/StopButton.tsx b/src/toolbar/buttons/stop/StopButton.tsx
index 04eb3af0..e430f6a0 100644
--- a/src/toolbar/buttons/stop/StopButton.tsx
+++ b/src/toolbar/buttons/stop/StopButton.tsx
@@ -15,8 +15,9 @@ const StopButton: React.VFC = () => {
     const runtime = useSelector((s) => s.hub.runtime);
     const keyboardShortcut = 'F6';
 
-    const dispatch = useDispatch();
+    // istanbul ignore next: babel-loader rewrites this line
     const [i18n] = useI18n();
+    const dispatch = useDispatch();
 
     return (
         <ActionButton