diff --git a/package-lock.json b/package-lock.json
index 08d2f05..44a74b9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
         "@ts-common/source-map": "0.5.0",
         "@ts-common/string-map": "0.3.0",
         "autorest": "^3.8.0",
-        "js-yaml": "^4.1.0",
+        "js-yaml": "^5.1.0",
         "json-pointer": "0.6.2",
         "json-refs": "^3.0.15",
         "lodash": "^4.17.21",
@@ -4753,9 +4753,9 @@
       "license": "MIT"
     },
     "node_modules/js-yaml": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.2.0.tgz",
-      "integrity": "sha512-ePWsvanv0DWuDRsW8dnt+R4jQ31SCRCQ7hhNcPXZPsoBZiemuZNYGf7adZdqX2D86j6rvKp3RpCxVTSb8WQlOw==",
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-5.1.0.tgz",
+      "integrity": "sha512-s8VA5jkR8f22S3NAXmhKPFqGUduqZGlsufabVOgN14iTdw/RXcym7bKkbwjxLK9Yw2lEvvmJjFp119+KPeo8Kg==",
       "funding": [
         {
           "type": "github",
@@ -4771,7 +4771,7 @@
         "argparse": "^2.0.1"
       },
       "bin": {
-        "js-yaml": "bin/js-yaml.js"
+        "js-yaml": "bin/js-yaml.mjs"
       }
     },
     "node_modules/jsesc": {
diff --git a/package.json b/package.json
index 5c0ab27..65f5d32 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@ts-common/source-map": "0.5.0",
     "@ts-common/string-map": "0.3.0",
     "autorest": "^3.8.0",
-    "js-yaml": "^4.1.0",
+    "js-yaml": "^5.1.0",
     "json-pointer": "0.6.2",
     "json-refs": "^3.0.15",
     "lodash": "^4.17.21",