diff --git a/packages/node_modules/overmind/src/index.ts b/packages/node_modules/overmind/src/index.ts
index 1fa3c72a..5715b160 100644
--- a/packages/node_modules/overmind/src/index.ts
+++ b/packages/node_modules/overmind/src/index.ts
@@ -536,7 +536,9 @@ export class Overmind<Config extends Configuration> implements Configuration {
       } else if (typeof value === 'function') {
         aggr[key] = new Derived(value)
       } else {
-        aggr[key] = value
+        var originalDescriptor = Object.getOwnPropertyDescriptor(state, key)
+
+        Object.defineProperty(aggr, key, originalDescriptor as any)
       }
 
       return aggr