diff --git a/packages/babel-helper-create-class-features-plugin/package.json b/packages/babel-helper-create-class-features-plugin/package.json
index 44f327abf1..81056b4bef 100644
--- a/packages/babel-helper-create-class-features-plugin/package.json
+++ b/packages/babel-helper-create-class-features-plugin/package.json
@@ -18,7 +18,8 @@
     "@babel/helper-member-expression-to-functions": "^7.0.0",
     "@babel/helper-optimise-call-expression": "^7.0.0",
     "@babel/helper-plugin-utils": "^7.0.0",
-    "@babel/helper-replace-supers": "^7.2.3"
+    "@babel/helper-replace-supers": "^7.2.3",
+    "@babel/helper-split-export-declaration": "^7.0.0"
   },
   "peerDependencies": {
     "@babel/core": "^7.0.0"
diff --git a/packages/babel-standalone/package.json b/packages/babel-standalone/package.json
index 6a42b39083..1961411b4c 100644
--- a/packages/babel-standalone/package.json
+++ b/packages/babel-standalone/package.json
@@ -23,6 +23,7 @@
     "@babel/plugin-proposal-json-strings": "^7.2.0",
     "@babel/plugin-proposal-logical-assignment-operators": "^7.2.0",
     "@babel/plugin-proposal-nullish-coalescing-operator": "^7.2.0",
+    "@babel/plugin-proposal-numeric-separator": "^7.2.0",
     "@babel/plugin-proposal-object-rest-spread": "^7.3.2",
     "@babel/plugin-proposal-optional-catch-binding": "^7.2.0",
     "@babel/plugin-proposal-optional-chaining": "^7.2.0",