diff --git a/dlls/d3d8/directx.c b/dlls/d3d8/directx.c
index d1f8872d12e..ab3a9e6810f 100644
--- a/dlls/d3d8/directx.c
+++ b/dlls/d3d8/directx.c
@@ -93,15 +93,22 @@ static HRESULT WINAPI d3d8_RegisterSoftwareDevice(IDirect3D8 *iface, void *init_
 static UINT WINAPI d3d8_GetAdapterCount(IDirect3D8 *iface)
 {
     struct d3d8 *d3d8 = impl_from_IDirect3D8(iface);
-    UINT count;
+    struct wined3d_adapter *wined3d_adapter;
+    unsigned int adapter_idx, adapter_count;
+    unsigned int output_count = 0;
 
     TRACE("iface %p.\n", iface);
 
     wined3d_mutex_lock();
-    count = wined3d_get_adapter_count(d3d8->wined3d);
+    adapter_count = wined3d_get_adapter_count(d3d8->wined3d);
+    for (adapter_idx = 0; adapter_idx < adapter_count; ++adapter_idx)
+    {
+        wined3d_adapter = wined3d_get_adapter(d3d8->wined3d, adapter_idx);
+        output_count += wined3d_adapter_get_output_count(wined3d_adapter);
+    }
     wined3d_mutex_unlock();
 
-    return count;
+    return output_count;
 }
 
 static HRESULT WINAPI d3d8_GetAdapterIdentifier(IDirect3D8 *iface, UINT adapter,
diff --git a/dlls/d3d9/directx.c b/dlls/d3d9/directx.c
index b552c3b910c..effaf3be25d 100644
--- a/dlls/d3d9/directx.c
+++ b/dlls/d3d9/directx.c
@@ -108,15 +108,22 @@ static HRESULT WINAPI d3d9_RegisterSoftwareDevice(IDirect3D9Ex *iface, void *ini
 static UINT WINAPI d3d9_GetAdapterCount(IDirect3D9Ex *iface)
 {
     struct d3d9 *d3d9 = impl_from_IDirect3D9Ex(iface);
-    UINT ret;
+    struct wined3d_adapter *wined3d_adapter;
+    unsigned int adapter_idx, adapter_count;
+    unsigned int output_count = 0;
 
     TRACE("iface %p.\n", iface);
 
     wined3d_mutex_lock();
-    ret = wined3d_get_adapter_count(d3d9->wined3d);
+    adapter_count = wined3d_get_adapter_count(d3d9->wined3d);
+    for (adapter_idx = 0; adapter_idx < adapter_count; ++adapter_idx)
+    {
+        wined3d_adapter = wined3d_get_adapter(d3d9->wined3d, adapter_idx);
+        output_count += wined3d_adapter_get_output_count(wined3d_adapter);
+    }
     wined3d_mutex_unlock();
 
-    return ret;
+    return output_count;
 }
 
 static HRESULT WINAPI d3d9_GetAdapterIdentifier(IDirect3D9Ex *iface, UINT adapter,
diff --git a/dlls/dxgi/adapter.c b/dlls/dxgi/adapter.c
index 7cdf7bd0d69..ccc37e0980b 100644
--- a/dlls/dxgi/adapter.c
+++ b/dlls/dxgi/adapter.c
@@ -124,6 +124,7 @@ static HRESULT STDMETHODCALLTYPE dxgi_adapter_EnumOutputs(IWineDXGIAdapter *ifac
 {
     struct dxgi_adapter *adapter = impl_from_IWineDXGIAdapter(iface);
     struct dxgi_output *output_object;
+    unsigned int output_count;
     HRESULT hr;
 
     TRACE("iface %p, output_idx %u, output %p.\n", iface, output_idx, output);
@@ -131,7 +132,8 @@ static HRESULT STDMETHODCALLTYPE dxgi_adapter_EnumOutputs(IWineDXGIAdapter *ifac
     if (!output)
         return E_INVALIDARG;
 
-    if (output_idx > 0)
+    output_count = wined3d_adapter_get_output_count(adapter->wined3d_adapter);
+    if (output_idx >= output_count)
     {
         *output = NULL;
         return DXGI_ERROR_NOT_FOUND;
@@ -450,6 +452,7 @@ static void dxgi_adapter_init(struct dxgi_adapter *adapter, struct dxgi_factory
 {
     adapter->IWineDXGIAdapter_iface.lpVtbl = &dxgi_adapter_vtbl;
     adapter->refcount = 1;
+    adapter->wined3d_adapter = wined3d_get_adapter(factory->wined3d, ordinal);
     wined3d_private_store_init(&adapter->private_store);
     adapter->ordinal = ordinal;
     adapter->factory = factory;
diff --git a/dlls/dxgi/dxgi_private.h b/dlls/dxgi/dxgi_private.h
index 5b934498349..56939e2aaa6 100644
--- a/dlls/dxgi/dxgi_private.h
+++ b/dlls/dxgi/dxgi_private.h
@@ -156,6 +156,7 @@ struct dxgi_adapter
 {
     IWineDXGIAdapter IWineDXGIAdapter_iface;
     LONG refcount;
+    struct wined3d_adapter *wined3d_adapter;
     struct wined3d_private_store private_store;
     UINT ordinal;
     struct dxgi_factory *factory;
diff --git a/dlls/wined3d/directx.c b/dlls/wined3d/directx.c
index f710e85687f..95d1caed4d5 100644
--- a/dlls/wined3d/directx.c
+++ b/dlls/wined3d/directx.c
@@ -883,6 +883,13 @@ UINT CDECL wined3d_get_adapter_count(const struct wined3d *wined3d)
     return wined3d->adapter_count;
 }
 
+unsigned int CDECL wined3d_adapter_get_output_count(const struct wined3d_adapter *adapter)
+{
+    TRACE("adapter %p, reporting %u outputs.\n", adapter, adapter->output_count);
+
+    return adapter->output_count;
+}
+
 HRESULT CDECL wined3d_register_software_device(struct wined3d *wined3d, void *init_function)
 {
     FIXME("wined3d %p, init_function %p stub!\n", wined3d, init_function);
@@ -2834,6 +2841,7 @@ BOOL wined3d_adapter_init(struct wined3d_adapter *adapter, unsigned int ordinal,
         ERR("Failed to initialise output, hr %#x.\n", hr);
         return FALSE;
     }
+    adapter->output_count = 1;
 
     if (!AllocateLocallyUniqueId(&adapter->luid))
     {
diff --git a/dlls/wined3d/wined3d.spec b/dlls/wined3d/wined3d.spec
index 0c30ffeac24..b0eb60327f1 100644
--- a/dlls/wined3d/wined3d.spec
+++ b/dlls/wined3d/wined3d.spec
@@ -26,6 +26,8 @@
 @ cdecl wined3d_set_adapter_display_mode(ptr long ptr)
 @ cdecl wined3d_unregister_windows(ptr)
 
+@ cdecl wined3d_adapter_get_output_count(ptr)
+
 @ cdecl wined3d_blend_state_create(ptr ptr ptr ptr ptr)
 @ cdecl wined3d_blend_state_decref(ptr)
 @ cdecl wined3d_blend_state_get_parent(ptr)
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index f266d2a6901..2966a086036 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -2914,6 +2914,7 @@ struct wined3d_adapter
     struct wined3d_d3d_info d3d_info;
     struct wined3d_driver_info driver_info;
     struct wined3d_output output;
+    unsigned int output_count;
     UINT64 vram_bytes_used;
     GUID driver_uuid;
     GUID device_uuid;
diff --git a/include/wine/wined3d.h b/include/wine/wined3d.h
index 2841aa2f2e9..54af2e4785e 100644
--- a/include/wine/wined3d.h
+++ b/include/wine/wined3d.h
@@ -2287,6 +2287,8 @@ HRESULT __cdecl wined3d_set_adapter_display_mode(struct wined3d *wined3d,
         UINT adapter_idx, const struct wined3d_display_mode *mode);
 void __cdecl wined3d_unregister_windows(struct wined3d *wined3d);
 
+unsigned int __cdecl wined3d_adapter_get_output_count(const struct wined3d_adapter *adapter);
+
 HRESULT __cdecl wined3d_buffer_create(struct wined3d_device *device, const struct wined3d_buffer_desc *desc,
         const struct wined3d_sub_resource_data *data, void *parent, const struct wined3d_parent_ops *parent_ops,
         struct wined3d_buffer **buffer);