diff --git a/packages/babel-types/src/definitions/flow.js b/packages/babel-types/src/definitions/flow.js
index aec33a4df2..d750273cfa 100644
--- a/packages/babel-types/src/definitions/flow.js
+++ b/packages/babel-types/src/definitions/flow.js
@@ -205,7 +205,7 @@ defineType("TypeAnnotation", {
 
 defineType("TypeCastExpression", {
   visitor: ["expression", "typeAnnotation"],
-  aliases: ["Flow", "ExpressionWrapper"],
+  aliases: ["Flow", "ExpressionWrapper", "Expression"],
   fields: {
     // todo
   }