diff --git a/adminSite/client/DatasetEditPage.tsx b/adminSite/client/DatasetEditPage.tsx
index 2d5aa09c35..4513a67ebc 100644
--- a/adminSite/client/DatasetEditPage.tsx
+++ b/adminSite/client/DatasetEditPage.tsx
@@ -11,7 +11,7 @@ import {
 } from "mobx"
 import * as lodash from "lodash"
 import { Prompt, Redirect } from "react-router-dom"
-import sanitizeFilename from "sanitize-filename"
+import filenamify from "filenamify" // browser-only export from `filenamify`, without requiring `path` polyfills
 import { format } from "timeago.js"
 
 import {
@@ -464,7 +464,7 @@ class DatasetEditor extends React.Component<{ dataset: DatasetPageData }> {
         return `https://github.com/${
             this.context.admin.settings.GITHUB_USERNAME
         }/owid-datasets/tree/master/datasets/${encodeURIComponent(
-            sanitizeFilename(this.props.dataset.name)
+            filenamify(this.props.dataset.name)
         )}`
     }
 
diff --git a/adminSite/server/adminRouter.tsx b/adminSite/server/adminRouter.tsx
index 7f7d18d2d6..3449898b8d 100644
--- a/adminSite/server/adminRouter.tsx
+++ b/adminSite/server/adminRouter.tsx
@@ -1,7 +1,7 @@
 // Misc non-SPA views
 import { Request, Response, Router } from "express"
 import rateLimit from "express-rate-limit"
-import sanitizeFilename from "sanitize-filename"
+import filenamify from "filenamify"
 import * as React from "react"
 import { getConnection } from "typeorm"
 
@@ -210,7 +210,7 @@ adminRouter.get("/datasets/:datasetId.csv", async (req, res) => {
     const datasetName = (
         await db.get(`SELECT name FROM datasets WHERE id=?`, [datasetId])
     ).name
-    res.attachment(sanitizeFilename(datasetName) + ".csv")
+    res.attachment(filenamify(datasetName) + ".csv")
 
     return Dataset.writeCSV(datasetId, res)
 })
diff --git a/adminSite/server/utils/gitDataExport.ts b/adminSite/server/utils/gitDataExport.ts
index 198821048f..062ad452fd 100644
--- a/adminSite/server/utils/gitDataExport.ts
+++ b/adminSite/server/utils/gitDataExport.ts
@@ -1,11 +1,6 @@
 import * as path from "path"
 import * as fs from "fs-extra"
-import {
-    JsonError,
-    sanitizeFilename,
-    exec,
-    execFormatted,
-} from "utils/server/serverUtil"
+import { JsonError, execFormatted, filenamify } from "utils/server/serverUtil"
 import { Dataset } from "db/model/Dataset"
 import { Source } from "db/model/Source"
 import { GIT_DATASETS_DIR, TMP_DIR } from "serverSettings"
@@ -63,7 +58,7 @@ export async function syncDatasetToGitRepo(
     const { oldDatasetName, commitName, commitEmail, commitOnly } = options
 
     const oldDatasetFilename = oldDatasetName
-        ? sanitizeFilename(oldDatasetName)
+        ? filenamify(oldDatasetName)
         : undefined
 
     const datasetRepo = options.transaction
diff --git a/db/model/Dataset.ts b/db/model/Dataset.ts
index 5f371c13c0..929cb1d094 100644
--- a/db/model/Dataset.ts
+++ b/db/model/Dataset.ts
@@ -11,7 +11,7 @@ import { Writable } from "stream"
 import { User } from "./User"
 import { Source } from "./Source"
 import { Variable } from "./Variable"
-import { csvRow, slugify, sanitizeFilename } from "utils/server/serverUtil"
+import { csvRow, slugify, filenamify } from "utils/server/serverUtil"
 import * as db from "db/db"
 
 @Entity("datasets")
@@ -109,7 +109,7 @@ export class Dataset extends BaseEntity {
     }
 
     get filename() {
-        return sanitizeFilename(this.name)
+        return filenamify(this.name)
     }
 
     get slug() {
diff --git a/package.json b/package.json
index 64aedc71b6..5c86463157 100644
--- a/package.json
+++ b/package.json
@@ -133,6 +133,7 @@
         "express-rate-limit": "^5.1.3",
         "fibers": "^5.0.0",
         "file-loader": "^6.1.0",
+        "filenamify": "https://github.com/MarcelGerber/filenamify",
         "fs-extra": "^9.0.1",
         "fuzzyset": "^1.0.5",
         "fuzzysort": "^1.1.4",
@@ -178,7 +179,6 @@
         "react-tag-autocomplete": "https://github.com/mispy/react-tags",
         "react-zoom-pan-pinch": "https://github.com/mlbrgl/react-zoom-pan-pinch",
         "reflect-metadata": "^0.1.13",
-        "sanitize-filename": "^1.6.3",
         "sass": "^1.26.10",
         "sass-loader": "^10.0.2",
         "sharp": "^0.23.0",
diff --git a/utils/server/serverUtil.tsx b/utils/server/serverUtil.tsx
index a79ac4f59c..9a5648d6aa 100644
--- a/utils/server/serverUtil.tsx
+++ b/utils/server/serverUtil.tsx
@@ -113,5 +113,5 @@ export async function execFormatted(cmd: string, args: string[]) {
     await exec(formatCmd)
 }
 
-import sanitizeFilename from "sanitize-filename"
-export { sanitizeFilename }
+import filenamify from "filenamify"
+export { filenamify }
diff --git a/yarn.lock b/yarn.lock
index 3c2853f4fc..1fb47614e8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9400,6 +9400,14 @@ filenamify@^2.0.0:
     strip-outer "^1.0.0"
     trim-repeated "^1.0.0"
 
+"filenamify@https://github.com/MarcelGerber/filenamify":
+  version "4.2.0"
+  resolved "https://github.com/MarcelGerber/filenamify#13cf5f36affbede0c54fb3edef7063c0546b68b9"
+  dependencies:
+    filename-reserved-regex "^2.0.0"
+    strip-outer "^1.0.1"
+    trim-repeated "^1.0.0"
+
 filesize@6.0.1:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/filesize/-/filesize-6.0.1.tgz#f850b509909c7c86f7e450ea19006c31c2ed3d2f"
@@ -17434,13 +17442,6 @@ sane@^4.0.3:
     minimist "^1.1.1"
     walker "~1.0.5"
 
-sanitize-filename@^1.6.3:
-  version "1.6.3"
-  resolved "https://registry.yarnpkg.com/sanitize-filename/-/sanitize-filename-1.6.3.tgz#755ebd752045931977e30b2025d340d7c9090378"
-  integrity sha512-y/52Mcy7aw3gRm7IrcGDFx/bCk4AhRh2eI9luHOQM86nZsqwiRkkq2GekHXBBD+SmPidc8i2PqtYZl+pWJ8Oeg==
-  dependencies:
-    truncate-utf8-bytes "^1.0.0"
-
 sass-loader@^10.0.2:
   version "10.0.2"
   resolved "https://registry.yarnpkg.com/sass-loader/-/sass-loader-10.0.2.tgz#c7b73010848b264792dd45372eea0b87cba4401e"
@@ -18468,7 +18469,7 @@ strip-json-comments@^3.0.1, strip-json-comments@^3.1.0, strip-json-comments@^3.1
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-3.1.1.tgz#31f1281b3832630434831c310c01cccda8cbe006"
   integrity sha512-6fPc+R4ihwqP6N/aIv2f1gMH8lOVtWQHoqC4yK6oSDVVocumAsfCqjkXnqiYMhmMwS/mEHLp7Vehlt3ql6lEig==
 
-strip-outer@^1.0.0:
+strip-outer@^1.0.0, strip-outer@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/strip-outer/-/strip-outer-1.0.1.tgz#b2fd2abf6604b9d1e6013057195df836b8a9d631"
   integrity sha512-k55yxKHwaXnpYGsOzg4Vl8+tDrWylxDEpknGjhTiZB8dFRU5rTo9CAzeycivxV3s+zlTKwrs6WxMxR95n26kwg==
@@ -19143,13 +19144,6 @@ trough@^1.0.0:
   resolved "https://registry.yarnpkg.com/trough/-/trough-1.0.4.tgz#3b52b1f13924f460c3fbfd0df69b587dbcbc762e"
   integrity sha512-tdzBRDGWcI1OpPVmChbdSKhvSVurznZ8X36AYURAcl+0o2ldlCY2XPzyXNNxwJwwyIU+rIglTCG4kxtNKBQH7Q==
 
-truncate-utf8-bytes@^1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/truncate-utf8-bytes/-/truncate-utf8-bytes-1.0.2.tgz#405923909592d56f78a5818434b0b78489ca5f2b"
-  integrity sha1-QFkjkJWS1W94pYGENLC3hInKXys=
-  dependencies:
-    utf8-byte-length "^1.0.1"
-
 ts-dedent@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ts-dedent/-/ts-dedent-1.1.1.tgz#68fad040d7dbd53a90f545b450702340e17d18f3"
@@ -19769,11 +19763,6 @@ use@^3.1.0:
   resolved "https://registry.yarnpkg.com/use/-/use-3.1.1.tgz#d50c8cac79a19fbc20f2911f56eb973f4e10070f"
   integrity sha512-cwESVXlO3url9YWlFW/TA9cshCEhtu7IKJ/p5soJ/gGpj7vbvFrAY/eIioQ6Dw23KjZhYgiIo8HOs1nQ2vr/oQ==
 
-utf8-byte-length@^1.0.1:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/utf8-byte-length/-/utf8-byte-length-1.0.4.tgz#f45f150c4c66eee968186505ab93fcbb8ad6bf61"
-  integrity sha1-9F8VDExm7uloGGUFq5P8u4rWv2E=
-
 util-deprecate@^1.0.1, util-deprecate@^1.0.2, util-deprecate@~1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"