diff --git a/word-count/package-lock.json b/word-count/package-lock.json
index c00412be..395fdb3d 100644
--- a/word-count/package-lock.json
+++ b/word-count/package-lock.json
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-      "dev": true,
-      "requires": {
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-          "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
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-        "loader-utils": "^1.1.0"
+        "abab": "^2.0.6",
+        "iconv-lite": "^0.6.3",
+        "source-map-js": "^1.0.2"
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+          "version": "0.6.3",
+          "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
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diff --git a/word-count/package.json b/word-count/package.json
index 2f644b7a..4ef34a82 100644
--- a/word-count/package.json
+++ b/word-count/package.json
@@ -22,7 +22,7 @@
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         "@types/react": "^16.9.11",
         "css-loader": "^6.5.1",
-        "source-map-loader": "^0.2.4",
+        "source-map-loader": "^4.0.1",
         "style-loader": "^1.2.1",
         "ts-loader": "^9.2.6",
         "ts-node": "^7.0.1",