diff --git a/idp/package.json b/idp/package.json
index 1cf2f66357..1781bed723 100644
--- a/idp/package.json
+++ b/idp/package.json
@@ -8,7 +8,7 @@
     "build": "node scripts/build.js && rm -f build/service-worker.js",
     "start": "node scripts/start.js",
     "test": "node scripts/test.js --env=jsdom",
-    "licenses:check": "license-checker-rseidelsohn --summary --relativeLicensePath --onlyAllow 'Python-2.0;Apache*;Apache License, Version 2.0;Apache-2.0;Apache 2.0;Artistic-2.0;BSD;BSD-3-Clause;CC-BY-3.0;CC-BY-4.0;CC0-1.0;ISC;MIT;MPL-2.0;Public Domain;Unicode-TOU;Unlicense;WTFPL'  --excludePackages 'identifier;kpop'",
+    "licenses:check": "license-checker-rseidelsohn --summary --relativeLicensePath --onlyAllow 'Python-2.0;Apache*;Apache License, Version 2.0;Apache-2.0;Apache 2.0;Artistic-2.0;BSD;BSD-3-Clause;CC-BY-3.0;CC-BY-4.0;CC0-1.0;ISC;MIT;MPL-2.0;Public Domain;Unicode-TOU;Unlicense;WTFPL'  --excludePackages 'identifier;kpop;po2json;unicoderegexp'",
     "licenses:csv": "license-checker-rseidelsohn --relativeLicensePath --csv --out ../third-party-licenses/node/idp/third-party-licenses.csv",
     "licenses:save": "license-checker-rseidelsohn --relativeLicensePath --out /dev/null --files ../third-party-licenses/node/idp/third-party-licenses"
   },