diff --git a/package.json b/package.json
index 244754635f0..0276df3c54c 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "unassertify": "^2.0.0",
     "unflowify": "^1.0.0",
     "vt-pbf": "^3.0.1",
-    "webworkify": "^1.4.0"
+    "webworkify": "^1.5.0"
   },
   "devDependencies": {
     "@mapbox/batfish": "^0.13.3",
diff --git a/yarn.lock b/yarn.lock
index c10304c6082..7b9f692c5d8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10548,9 +10548,9 @@ websocket-extensions@>=0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/websocket-extensions/-/websocket-extensions-0.1.1.tgz#76899499c184b6ef754377c2dbb0cd6cb55d29e7"
 
-webworkify@^1.4.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/webworkify/-/webworkify-1.4.0.tgz#71245d1e34cacf54e426bd955f8cc6ee12d024c2"
+webworkify@^1.5.0:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/webworkify/-/webworkify-1.5.0.tgz#734ad87a774de6ebdd546e1d3e027da5b8f4a42c"
 
 weinre@^2.0.0-pre-I0Z7U9OV:
   version "2.0.0-pre-I0Z7U9OV"