diff --git a/dlls/taskschd/task.c b/dlls/taskschd/task.c
index 70340beaadf..0419ed0e99f 100644
--- a/dlls/taskschd/task.c
+++ b/dlls/taskschd/task.c
@@ -1023,8 +1023,13 @@ static HRESULT WINAPI TaskSettings_get_DisallowStartIfOnBatteries(ITaskSettings
 
 static HRESULT WINAPI TaskSettings_put_DisallowStartIfOnBatteries(ITaskSettings *iface, VARIANT_BOOL disallow)
 {
-    FIXME("%p,%d: stub\n", iface, disallow);
-    return E_NOTIMPL;
+    TaskSettings *taskset = impl_from_ITaskSettings(iface);
+
+    TRACE("%p,%d\n", iface, disallow);
+
+    taskset->disallow_start_if_on_batteries = disallow ? TRUE : FALSE;
+
+    return S_OK;
 }
 
 static HRESULT WINAPI TaskSettings_get_AllowHardTerminate(ITaskSettings *iface, VARIANT_BOOL *allow)
diff --git a/dlls/taskschd/tests/scheduler.c b/dlls/taskschd/tests/scheduler.c
index e2f85b1b730..4d038e11d82 100644
--- a/dlls/taskschd/tests/scheduler.c
+++ b/dlls/taskschd/tests/scheduler.c
@@ -1114,6 +1114,9 @@ static void change_settings(ITaskDefinition *taskdef, struct settings *test)
     ok(hr == S_OK, "expected S_OK, got %#x\n", hr);
 
     hr = ITaskSettings_put_DisallowStartIfOnBatteries(set, test->disallow_start_if_on_batteries);
+    ok(hr == S_OK, "expected S_OK, got %#x\n", hr);
+
+    hr = ITaskSettings_put_AllowHardTerminate(set, test->allow_hard_terminate);
 todo_wine
     ok(hr == S_OK, "expected S_OK, got %#x\n", hr);
     /* FIXME: Remove once implemented */
@@ -1123,9 +1126,6 @@ todo_wine
         return;
     }
 
-    hr = ITaskSettings_put_AllowHardTerminate(set, test->allow_hard_terminate);
-    ok(hr == S_OK, "expected S_OK, got %#x\n", hr);
-
     hr = ITaskSettings_put_StartWhenAvailable(set, test->start_when_available);
     ok(hr == S_OK, "expected S_OK, got %#x\n", hr);