diff --git a/wintable/new/accessibility.h b/wintable/new/accessibility.h
index 1d77f61..42c5c06 100644
--- a/wintable/new/accessibility.h
+++ b/wintable/new/accessibility.h
@@ -7,6 +7,8 @@ struct tableAcc {
 	// TODO create a standard accessible object
 };
 
+#define TA ((struct tableAcc *) this)
+
 static HRESULT STDMETHODCALLTYPE tableAccQueryInterface(IAccessible *this, REFIID riid, void **ppvObject)
 {
 	if (ppvObject == NULL)
@@ -14,6 +16,7 @@ static HRESULT STDMETHODCALLTYPE tableAccQueryInterface(IAccessible *this, REFII
 	if (IsEqualIID(riid, &IID_IUnknown) ||
 		IsEqualIID(riid, &IID_IDispatch) ||
 		IsEqualIID(riid, &IID_IAccessible)) {
+		TA->vtbl->AddRef(TA);
 		*ppvObject = (void *) this;
 		return S_OK;
 	}
@@ -21,8 +24,6 @@ static HRESULT STDMETHODCALLTYPE tableAccQueryInterface(IAccessible *this, REFII
 	return E_NOINTERFACE;
 }
 
-#define TA ((struct tableAcc *) this)
-
 // TODO use InterlockedIncrement()/InterlockedDecrement() for these?
 
 static ULONG STDMETHODCALLTYPE tableAccAddRef(IAccessible *this)