diff --git a/package.json b/package.json
index 4e165303..453d542c 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
   "devDependencies": {
     "prettier": "^2.5.0",
     "typescript": "^4.5.2",
-    "ts-loader": "^9.2.6",
+    "ts-loader": "^9.4.2",
     "webpack": "^5.64.4",
     "webpack-cli": "^4.9.1"
   },
diff --git a/yarn.lock b/yarn.lock
index 90a74ca2..674e4742 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1353,10 +1353,10 @@ topojson-client@^3.1.0:
   dependencies:
     commander "2"
 
-ts-loader@^9.2.6:
-  version "9.2.6"
-  resolved "https://registry.yarnpkg.com/ts-loader/-/ts-loader-9.2.6.tgz#9937c4dd0a1e3dbbb5e433f8102a6601c6615d74"
-  integrity sha512-QMTC4UFzHmu9wU2VHZEmWWE9cUajjfcdcws+Gh7FhiO+Dy0RnR1bNz0YCHqhI0yRowCE9arVnNxYHqELOy9Hjw==
+ts-loader@^9.4.2:
+  version "9.4.2"
+  resolved "https://registry.yarnpkg.com/ts-loader/-/ts-loader-9.4.2.tgz#80a45eee92dd5170b900b3d00abcfa14949aeb78"
+  integrity sha512-OmlC4WVmFv5I0PpaxYb+qGeGOdm5giHU7HwDDUjw59emP2UYMHy9fFSDcYgSNoH8sXcj4hGCSEhlDZ9ULeDraA==
   dependencies:
     chalk "^4.1.0"
     enhanced-resolve "^5.0.0"