diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 4cd2f8b6d0391c26f60c98dca5a60b2f9fc4eec5..f36cf887749b26a18b7a6cdcba699395fd5d5584 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -262,6 +262,10 @@
             <meta-data
                 android:name="android.content.SyncAdapter"
                 android:resource="@xml/sync_opentasks"/>
+            <!-- Add the model definition that the Tasks app expects -->
+            <meta-data
+                android:name="org.dmfs.tasks.TASKS"
+                android:resource="@xml/tasks_model"/>
         </service>
         <service
             android:name=".syncadapter.TasksOrgSyncAdapterService"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index b13b238a48e8d205e92724f34009b1e49bbc5671..27d7695b76634ed661a111995352c80f59f6b91b 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -597,4 +597,20 @@
     <string name="invalid_credentials">Authentication failed. Please enter a valid credentials</string>
     <string name="privacy_policy_title">"Account Manager's Privacy Policy"</string>
     <string name="privacy_policy_title_nav">"Privacy Policy"</string>
+
+    <!-- Strings for Tasks model -->
+    <string name="tasks_model_title">Task</string>
+    <string name="tasks_model_title_hint">Enter task title</string>
+    <string name="tasks_model_description">Description</string>
+    <string name="tasks_model_description_hint">Enter task description</string>
+    <string name="tasks_model_start">Start</string>
+    <string name="tasks_model_due">Due</string>
+    <string name="tasks_model_completed">Completed</string>
+    <string name="tasks_model_percent_complete">Percent Complete</string>
+    <string name="tasks_model_status">Status</string>
+    <string name="tasks_model_priority">Priority</string>
+    <string name="tasks_model_classification">Classification</string>
+    <string name="tasks_model_url">URL</string>
+    <string name="tasks_model_allday">All-Day</string>
+    <string name="tasks_model_timezone">Timezone</string>
 </resources>
diff --git a/app/src/main/res/xml/tasks_model.xml b/app/src/main/res/xml/tasks_model.xml
new file mode 100644
index 0000000000000000000000000000000000000000..4da79eb5d9913059d2e42dd969729ce43c918b22
--- /dev/null
+++ b/app/src/main/res/xml/tasks_model.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TaskSource xmlns="org.dmfs.tasks">
+    <!-- Basic task fields -->
+    <datakind kind="title" title="@string/tasks_model_title" hint="@string/tasks_model_title_hint" />
+    <datakind kind="description" title="@string/tasks_model_description" hint="@string/tasks_model_description_hint" />
+    <datakind kind="dtstart" title="@string/tasks_model_start" />
+    <datakind kind="due" title="@string/tasks_model_due" />
+    <datakind kind="completed" title="@string/tasks_model_completed" />
+    <datakind kind="percent_complete" title="@string/tasks_model_percent_complete" />
+    <datakind kind="status" title="@string/tasks_model_status" />
+    <datakind kind="priority" title="@string/tasks_model_priority" />
+    <datakind kind="classification" title="@string/tasks_model_classification" />
+    <datakind kind="url" title="@string/tasks_model_url" />
+    <datakind kind="allday" title="@string/tasks_model_allday" />
+    <datakind kind="timezone" title="@string/tasks_model_timezone" />
+</TaskSource>
\ No newline at end of file