diff --git a/src/Membership.php b/src/Membership.php
index a74420c..9d296ed 100644
--- a/src/Membership.php
+++ b/src/Membership.php
@@ -14,7 +14,9 @@ class Membership extends Model {
         'taetigkeitId' => 'activity_id',
         'untergliederungId' => 'subactivity_id',
         'aktivVon' => 'starts_at',
-        'aktivBis' => 'ends_at'
+        'aktivBis' => 'ends_at',
+        'taetigkeit' => 'activity_name',
+        'untergliederung' => 'subactivity_name'
     ];
 
     protected $casts = [];
diff --git a/tests/Unit/PullMembershipsTest.php b/tests/Unit/PullMembershipsTest.php
index a502bfd..d0bd15f 100644
--- a/tests/Unit/PullMembershipsTest.php
+++ b/tests/Unit/PullMembershipsTest.php
@@ -19,7 +19,9 @@ class PullMembershipsTest extends TestCase
             'activity_id' => ['activity_id', [33, 34]],
             'subactivity_id' => ['subactivity_id', [55, 56]],
             'starts_at' => ['starts_at', ['2017-02-11', '2017-11-12']],
-            'ends_at' => ['ends_at', ['2017-03-11', null]]
+            'ends_at' => ['ends_at', ['2017-03-11', null]],
+            'activity_name' => ['activity_name', ['ReferentIn', 'Wö']],
+            'subactivity_name' => ['subactivity_name', ['Pfadfinder', 'AAA']],
         ];
     }
 
diff --git a/tests/json/membership-68.json b/tests/json/membership-68.json
index 0602bb3..c252ae2 100644
--- a/tests/json/membership-68.json
+++ b/tests/json/membership-68.json
@@ -4,7 +4,7 @@
     "id": 68,
     "gruppierung": "Diözesanleitung Köln 100000",
     "gruppierungId": 103,
-    "taetigkeit": "€ ReferentIn",
+    "taetigkeit": "ReferentIn",
     "taetigkeitId": 33,
     "untergliederung": "Pfadfinder",
     "untergliederungId": 55,
diff --git a/tests/json/membership-69.json b/tests/json/membership-69.json
index 97495e1..93e7ef6 100644
--- a/tests/json/membership-69.json
+++ b/tests/json/membership-69.json
@@ -4,9 +4,9 @@
     "id": 69,
     "gruppierung": "Diözesanleitung Köln 100000",
     "gruppierungId": 104,
-    "taetigkeit": "€ ReferentIn",
+    "taetigkeit": "Wö",
     "taetigkeitId": 34,
-    "untergliederung": "Pfadfinder",
+    "untergliederung": "AAA",
     "untergliederungId": 56,
     "aktivVon": "2017-11-12 00:00:00",
     "aktivBis": ""