diff --git a/package.json b/package.json
index a41b42aa..0bfc3291 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
   },
   "devDependencies": {
     "@types/acorn": "4.0.5",
-    "@types/estree": "0.0.42",
+    "@types/estree": "0.0.44",
     "@types/node": "12.12.35",
     "@types/uuid": "7.0.2",
     "ava": "2.4.0",
diff --git a/src/acorn.ts b/src/acorn.ts
index fac481bc..16976c39 100644
--- a/src/acorn.ts
+++ b/src/acorn.ts
@@ -28,6 +28,7 @@ import {
   VariableDeclaration,
   ClassDeclaration,
   ExportSpecifier,
+  Property,
 } from 'estree';
 import * as acorn from 'acorn';
 import { log } from './debug';
@@ -96,3 +97,6 @@ export function isClassDeclaration(node: BaseNode): node is ClassDeclaration {
 export function isExportSpecifier(node: BaseNode): node is ExportSpecifier {
   return node.type === 'ExportSpecifier';
 }
+export function isProperty(node: BaseNode): node is Property {
+  return node.type === 'Property';
+}
diff --git a/src/transformers/chunk/literal-computed-keys.ts b/src/transformers/chunk/literal-computed-keys.ts
index d7be4871..d89a0122 100644
--- a/src/transformers/chunk/literal-computed-keys.ts
+++ b/src/transformers/chunk/literal-computed-keys.ts
@@ -18,7 +18,7 @@ import { ChunkTransform } from '../../transform';
 import { Range, TransformInterface } from '../../types';
 import MagicString from 'magic-string';
 import { ObjectExpression } from 'estree';
-import { parse, walk } from '../../acorn';
+import { parse, walk, isProperty } from '../../acorn';
 
 /**
  * Closure Compiler will not transform computed keys with literal values back to the literal value.
@@ -40,7 +40,7 @@ export default class LiteralComputedKeys extends ChunkTransform implements Trans
     walk.simple(program, {
       ObjectExpression(node: ObjectExpression) {
         for (const property of node.properties) {
-          if (property.computed && property.key.type === 'Literal') {
+          if (isProperty(property) && property.computed && property.key.type === 'Literal') {
             const [propertyStart]: Range = property.range as Range;
             const [valueStart]: Range = property.value.range as Range;
 
diff --git a/yarn.lock b/yarn.lock
index 9ad34846..c0c0669a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -380,10 +380,10 @@
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.40.tgz#0e6cb9b9bbd098031fa19e4b4e8131bc70e5de13"
   integrity sha512-p3KZgMto/JyxosKGmnLDJ/dG5wf+qTRMUjHJcspC2oQKa4jP7mz+tv0ND56lLBu3ojHlhzY33Ol+khLyNmilkA==
 
-"@types/estree@0.0.42":
-  version "0.0.42"
-  resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.42.tgz#8d0c1f480339efedb3e46070e22dd63e0430dd11"
-  integrity sha512-K1DPVvnBCPxzD+G51/cxVIoc2X8uUVl1zpJeE6iKcgHMj4+tbat5Xu4TjV7v2QSDbIeAfLi2hIk+u2+s0MlpUQ==
+"@types/estree@0.0.44":
+  version "0.0.44"
+  resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.44.tgz#980cc5a29a3ef3bea6ff1f7d021047d7ea575e21"
+  integrity sha512-iaIVzr+w2ZJ5HkidlZ3EJM8VTZb2MJLCjw3V+505yVts0gRC4UMvjw0d1HPtGqI/HQC/KdsYtayfzl+AXY2R8g==
 
 "@types/events@*":
   version "3.0.0"