diff --git a/ReactCommon/hermes/inspector/tools/msggen/.babelrc b/ReactCommon/hermes/inspector/tools/msggen/.babelrc
index b96eb4c692..8ad6d5109d 100644
--- a/ReactCommon/hermes/inspector/tools/msggen/.babelrc
+++ b/ReactCommon/hermes/inspector/tools/msggen/.babelrc
@@ -5,5 +5,4 @@
       }
     }]
   ],
-  "plugins": ["idx"]
 }
diff --git a/ReactCommon/hermes/inspector/tools/msggen/package.json b/ReactCommon/hermes/inspector/tools/msggen/package.json
index 8ee113ea68..bcd465c61e 100644
--- a/ReactCommon/hermes/inspector/tools/msggen/package.json
+++ b/ReactCommon/hermes/inspector/tools/msggen/package.json
@@ -33,7 +33,6 @@
   },
   "dependencies": {
     "devtools-protocol": "0.0.730699",
-    "idx": "^2.1.0",
     "yargs": "^14.2.0"
   }
 }
diff --git a/ReactCommon/hermes/inspector/tools/msggen/yarn.lock b/ReactCommon/hermes/inspector/tools/msggen/yarn.lock
index cf4d9eaa94..47b1dacda9 100644
--- a/ReactCommon/hermes/inspector/tools/msggen/yarn.lock
+++ b/ReactCommon/hermes/inspector/tools/msggen/yarn.lock
@@ -2519,11 +2519,6 @@ iconv-lite@0.4.24:
   dependencies:
     safer-buffer ">= 2.1.2 < 3"
 
-idx@^2.1.0:
-  version "2.5.6"
-  resolved "https://registry.yarnpkg.com/idx/-/idx-2.5.6.tgz#1f824595070100ae9ad585c86db08dc74f83a59d"
-  integrity sha512-WFXLF7JgPytbMgelpRY46nHz5tyDcedJ76pLV+RJWdb8h33bxFq4bdZau38DhNSzk5eVniBf1K3jwfK+Lb5nYA==
-
 ieee754@^1.1.4:
   version "1.1.13"
   resolved "https://registry.yarnpkg.com/ieee754/-/ieee754-1.1.13.tgz#ec168558e95aa181fd87d37f55c32bbcb6708b84"