diff --git a/package.json b/package.json
index 6f0c84f..c5b7c5d 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "fork-ts-checker-webpack-plugin": "5.0.14",
     "html-webpack-plugin": "4.3.0",
     "style-loader": "1.2.1",
-    "ts-loader": "8.0.18",
+    "ts-loader": "8.4.0",
     "typescript": "3.9.10",
     "url-loader": "4.1.1",
     "webpack": "4.44.2",
diff --git a/yarn.lock b/yarn.lock
index 2670155..bcde826 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6433,10 +6433,10 @@ toidentifier@1.0.0:
   resolved "https://registry.yarnpkg.com/toidentifier/-/toidentifier-1.0.0.tgz#7e1be3470f1e77948bc43d94a3c8f4d7752ba553"
   integrity sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw==
 
-ts-loader@8.0.18:
-  version "8.0.18"
-  resolved "https://registry.yarnpkg.com/ts-loader/-/ts-loader-8.0.18.tgz#b2385cbe81c34ad9f997915129cdde3ad92a61ea"
-  integrity sha512-hRZzkydPX30XkLaQwJTDcWDoxZHK6IrEMDQpNd7tgcakFruFkeUp/aY+9hBb7BUGb+ZWKI0jiOGMo0MckwzdDQ==
+ts-loader@8.4.0:
+  version "8.4.0"
+  resolved "https://registry.yarnpkg.com/ts-loader/-/ts-loader-8.4.0.tgz#e845ea0f38d140bdc3d7d60293ca18d12ff2720f"
+  integrity sha512-6nFY3IZ2//mrPc+ImY3hNWx1vCHyEhl6V+wLmL4CZcm6g1CqX7UKrkc6y0i4FwcfOhxyMPCfaEvh20f4r9GNpw==
   dependencies:
     chalk "^4.1.0"
     enhanced-resolve "^4.0.0"