diff --git a/packages/core/parcel-bundler/src/scope-hoisting/shake.js b/packages/core/parcel-bundler/src/scope-hoisting/shake.js
index 6a22b18ebe6..f8bdc3e7712 100644
--- a/packages/core/parcel-bundler/src/scope-hoisting/shake.js
+++ b/packages/core/parcel-bundler/src/scope-hoisting/shake.js
@@ -76,8 +76,7 @@ function isExportAssignment(path) {
     // match "path.any = any;"
     path.parentPath.isMemberExpression() &&
     path.parentPath.parentPath.isAssignmentExpression() &&
-    path.parentPath.parentPath.node.left === path.parentPath.node &&
-    path.parentPath.parentPath.get('right').isPure()
+    path.parentPath.parentPath.node.left === path.parentPath.node
   );
 }