diff --git a/src/App.jsx b/src/App.jsx
index 491c9dac..65930af5 100644
--- a/src/App.jsx
+++ b/src/App.jsx
@@ -66,7 +66,8 @@ import { adjustRate } from './util/rate-calculator';
 import { askForOutDir, askForImportChapters, createNumSegments, createFixedDurationSegments, promptTimeOffset, askForHtml5ifySpeed, askForFileOpenAction, confirmExtractAllStreamsDialog, cleanupFilesDialog, showDiskFull, showCutFailedDialog, labelSegmentDialog, openYouTubeChaptersDialog, openAbout, showEditableJsonDialog } from './dialogs';
 import { openSendReportDialog } from './reporting';
 import { fallbackLng } from './i18n';
-import { createSegment, getCleanCutSegments, getSegApparentStart, findSegmentsAtCursor, sortSegments, invertSegments, getSegmentTags, getOutSegError as getOutSegErrorRaw } from './segments';
+import { createSegment, getCleanCutSegments, getSegApparentStart, findSegmentsAtCursor, sortSegments, invertSegments, getSegmentTags } from './segments';
+import { getOutSegError as getOutSegErrorRaw } from './util/outputNameTemplate';
 
 
 const isDev = window.require('electron-is-dev');
diff --git a/src/segments.js b/src/segments.js
index 46b0a295..44df0842 100644
--- a/src/segments.js
+++ b/src/segments.js
@@ -1,11 +1,5 @@
 import { v4 as uuidv4 } from 'uuid';
 import sortBy from 'lodash/sortBy';
-import i18n from 'i18next';
-
-import { isMac, isWindows, hasDuplicates } from './util';
-
-const { sep: pathSep, join: pathJoin, normalize: pathNormalize } = window.require('path');
-const isDev = window.require('electron-is-dev');
 
 export const createSegment = ({ start, end, name, tags, segIndex } = {}) => ({
   start,
@@ -86,45 +80,3 @@ export function invertSegments(sortedCutSegments, duration) {
   // https://github.com/mifi/lossless-cut/issues/909
   return ret.filter(({ start, end }) => end == null || start == null || end > start);
 }
-
-export function getOutSegError({ fileNames, filePath, outputDir }) {
-  if (hasDuplicates(fileNames)) return i18n.t('Template results in duplicate file names');
-
-  let error;
-
-  // eslint-disable-next-line no-restricted-syntax
-  for (const fileName of fileNames) {
-    if (!filePath) {
-      error = 'No file path';
-      break;
-    }
-
-    const invalidChars = [pathSep];
-
-    // Colon is invalid on windows https://github.com/mifi/lossless-cut/issues/631 and on MacOS, but not Linux https://github.com/mifi/lossless-cut/issues/830
-    if (isMac || isWindows) invalidChars.push(':');
-
-    const outPath = pathNormalize(pathJoin(outputDir, fileName));
-    const sameAsInputPath = outPath === pathNormalize(filePath);
-    const windowsMaxPathLength = 259;
-    const shouldCheckPathLength = isWindows || isDev;
-
-    if (fileName.length === 0) {
-      error = i18n.t('At least one resulting file name has no length');
-      break;
-    }
-    if (invalidChars.some((c) => fileName.includes(c))) {
-      error = i18n.t('At least one resulting file name contains invalid characters');
-      break;
-    }
-    if (sameAsInputPath) {
-      error = i18n.t('At least one resulting file name is the same as the input path');
-      break;
-    }
-    if (shouldCheckPathLength && outPath.length >= windowsMaxPathLength) {
-      error = i18n.t('At least one resulting file will have a too long path');
-      break;
-    }
-  }
-  return error;
-}
diff --git a/src/util/outputNameTemplate.js b/src/util/outputNameTemplate.js
new file mode 100644
index 00000000..a8bf3838
--- /dev/null
+++ b/src/util/outputNameTemplate.js
@@ -0,0 +1,49 @@
+import i18n from 'i18next';
+
+import { isMac, isWindows, hasDuplicates } from '../util';
+
+const { sep: pathSep, join: pathJoin, normalize: pathNormalize } = window.require('path');
+const isDev = window.require('electron-is-dev');
+
+// eslint-disable-next-line import/prefer-default-export
+export function getOutSegError({ fileNames, filePath, outputDir }) {
+  if (hasDuplicates(fileNames)) return i18n.t('Template results in duplicate file names');
+
+  let error;
+
+  // eslint-disable-next-line no-restricted-syntax
+  for (const fileName of fileNames) {
+    if (!filePath) {
+      error = 'No file path';
+      break;
+    }
+
+    const invalidChars = [pathSep];
+
+    // Colon is invalid on windows https://github.com/mifi/lossless-cut/issues/631 and on MacOS, but not Linux https://github.com/mifi/lossless-cut/issues/830
+    if (isMac || isWindows) invalidChars.push(':');
+
+    const outPath = pathNormalize(pathJoin(outputDir, fileName));
+    const sameAsInputPath = outPath === pathNormalize(filePath);
+    const windowsMaxPathLength = 259;
+    const shouldCheckPathLength = isWindows || isDev;
+
+    if (fileName.length === 0) {
+      error = i18n.t('At least one resulting file name has no length');
+      break;
+    }
+    if (invalidChars.some((c) => fileName.includes(c))) {
+      error = i18n.t('At least one resulting file name contains invalid characters');
+      break;
+    }
+    if (sameAsInputPath) {
+      error = i18n.t('At least one resulting file name is the same as the input path');
+      break;
+    }
+    if (shouldCheckPathLength && outPath.length >= windowsMaxPathLength) {
+      error = i18n.t('At least one resulting file will have a too long path');
+      break;
+    }
+  }
+  return error;
+}