diff --git a/src/main/ts/utils/deepmap.ts b/src/main/ts/utils/deepmap.ts
index 71c6c2c..1871a1f 100644
--- a/src/main/ts/utils/deepmap.ts
+++ b/src/main/ts/utils/deepmap.ts
@@ -20,9 +20,15 @@ export function deepMap(
         return
       }
 
+      const value = descriptor.get ? descriptor.get() : descriptor.value
+      // descriptor cannot contain both accessor method and value
+      // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/defineProperty#description
+      delete descriptor.get
+      delete descriptor.set
+
       Object.defineProperty(n, key, {
         ...descriptor,
-        value: deepMap(descriptor.value, fn, refs, key),
+        value: deepMap(value, fn, refs, key),
       })
     })
 
diff --git a/src/test/ts/utils/deepmap.ts b/src/test/ts/utils/deepmap.ts
index fd99b4d..42d5a6e 100644
--- a/src/test/ts/utils/deepmap.ts
+++ b/src/test/ts/utils/deepmap.ts
@@ -49,4 +49,20 @@ test('deepMap handle error objects', () => {
   )
 })
 
+test('deepMap handles accessor property descriptor', async () => {
+  const objectWithDataPropertyDescriptor = {}
+  Object.defineProperty(objectWithDataPropertyDescriptor, 'bar', { value: 42  })
+  assert.equal(
+    deepMap(objectWithDataPropertyDescriptor, (el) => el + 'foo').bar,
+    '42foo',
+  )
+
+  const objectWithAccessorPropertyDescriptor = {}
+  Object.defineProperty(objectWithAccessorPropertyDescriptor, 'bar', { get: () => 42  })
+  assert.equal(
+    deepMap(objectWithAccessorPropertyDescriptor, (el) => el + 'foo').bar,
+    '42foo',
+  )
+})
+
 test.run()