diff --git a/configure b/configure
index a2277f9720d..4d85a6e9523 100755
--- a/configure
+++ b/configure
@@ -1659,6 +1659,7 @@ enable_wevtapi
 enable_wevtsvc
 enable_wiaservc
 enable_wimgapi
+enable_windows_media_speech
 enable_windowscodecs
 enable_windowscodecsext
 enable_winealsa_drv
@@ -21122,6 +21123,7 @@ wine_fn_config_makefile dlls/win32s16.dll16 enable_win16
 wine_fn_config_makefile dlls/win87em.dll16 enable_win16
 wine_fn_config_makefile dlls/winaspi.dll16 enable_win16
 wine_fn_config_makefile dlls/windebug.dll16 enable_win16
+wine_fn_config_makefile dlls/windows.media.speech enable_windows_media_speech
 wine_fn_config_makefile dlls/windowscodecs enable_windowscodecs
 wine_fn_config_makefile dlls/windowscodecs/tests enable_tests
 wine_fn_config_makefile dlls/windowscodecsext enable_windowscodecsext
diff --git a/configure.ac b/configure.ac
index 1ca832102d8..9d8488113a4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3801,6 +3801,7 @@ WINE_CONFIG_MAKEFILE(dlls/win32s16.dll16,enable_win16)
 WINE_CONFIG_MAKEFILE(dlls/win87em.dll16,enable_win16)
 WINE_CONFIG_MAKEFILE(dlls/winaspi.dll16,enable_win16)
 WINE_CONFIG_MAKEFILE(dlls/windebug.dll16,enable_win16)
+WINE_CONFIG_MAKEFILE(dlls/windows.media.speech)
 WINE_CONFIG_MAKEFILE(dlls/windowscodecs)
 WINE_CONFIG_MAKEFILE(dlls/windowscodecs/tests)
 WINE_CONFIG_MAKEFILE(dlls/windowscodecsext)
diff --git a/dlls/combase/tests/roapi.c b/dlls/combase/tests/roapi.c
index 6180ad24d68..b9cb476aafe 100644
--- a/dlls/combase/tests/roapi.c
+++ b/dlls/combase/tests/roapi.c
@@ -82,7 +82,7 @@ static void test_ActivationFactories(void)
     ok(hr == S_OK, "got %08x\n", hr);
 
     hr = pRoGetActivationFactory(str2, &IID_IActivationFactory, (void **)&factory);
-    todo_wine ok(hr == REGDB_E_CLASSNOTREG, "got %08x\n", hr);
+    ok(hr == REGDB_E_CLASSNOTREG, "got %08x\n", hr);
 
     hr = pRoGetActivationFactory(str, &IID_IActivationFactory, (void **)&factory);
     todo_wine ok(hr == S_OK, "got %08x\n", hr);
@@ -90,7 +90,7 @@ static void test_ActivationFactories(void)
         IActivationFactory_Release(factory);
 
     hr = pRoActivateInstance(str2, &inspect);
-    todo_wine ok(hr == REGDB_E_CLASSNOTREG, "got %08x\n", hr);
+    ok(hr == REGDB_E_CLASSNOTREG, "got %08x\n", hr);
 
     hr = pRoActivateInstance(str, &inspect);
     todo_wine ok(hr == S_OK, "got %08x\n", hr);
diff --git a/dlls/windows.media.speech/Makefile.in b/dlls/windows.media.speech/Makefile.in
new file mode 100644
index 00000000000..2c55daa04be
--- /dev/null
+++ b/dlls/windows.media.speech/Makefile.in
@@ -0,0 +1,9 @@
+MODULE = windows.media.speech.dll
+IMPORTS = combase uuid
+
+EXTRADLLFLAGS = -mno-cygwin
+
+C_SRCS = \
+	main.c
+
+IDL_SRCS = classes.idl
diff --git a/dlls/windows.media.speech/classes.idl b/dlls/windows.media.speech/classes.idl
new file mode 100644
index 00000000000..6c141bf4768
--- /dev/null
+++ b/dlls/windows.media.speech/classes.idl
@@ -0,0 +1,19 @@
+/*
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#pragma makedep register
+
+#include "windows.media.speechsynthesis.idl"
diff --git a/dlls/windows.media.speech/main.c b/dlls/windows.media.speech/main.c
new file mode 100644
index 00000000000..a6b4fb2ff0a
--- /dev/null
+++ b/dlls/windows.media.speech/main.c
@@ -0,0 +1,159 @@
+/* WinRT Windows.Media.Speech implementation
+ *
+ * Copyright 2021 Rémi Bernon for CodeWeavers
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include <stdarg.h>
+
+#define COBJMACROS
+#include "windef.h"
+#include "winbase.h"
+#include "winstring.h"
+#include "wine/debug.h"
+#include "objbase.h"
+
+#include "initguid.h"
+#include "activation.h"
+
+#include "windows.foundation.h"
+#include "windows.media.speechsynthesis.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(speech);
+
+static const char *debugstr_hstring(HSTRING hstr)
+{
+    const WCHAR *str;
+    UINT32 len;
+    if (hstr && !((ULONG_PTR)hstr >> 16)) return "(invalid)";
+    str = WindowsGetStringRawBuffer(hstr, &len);
+    return wine_dbgstr_wn(str, len);
+}
+
+struct windows_media_speech
+{
+    IActivationFactory IActivationFactory_iface;
+    LONG ref;
+};
+
+static inline struct windows_media_speech *impl_from_IActivationFactory(IActivationFactory *iface)
+{
+    return CONTAINING_RECORD(iface, struct windows_media_speech, IActivationFactory_iface);
+}
+
+static HRESULT STDMETHODCALLTYPE windows_media_speech_QueryInterface(
+        IActivationFactory *iface, REFIID iid, void **out)
+{
+    TRACE("iface %p, iid %s, out %p stub!\n", iface, debugstr_guid(iid), out);
+
+    if (IsEqualGUID(iid, &IID_IUnknown) ||
+        IsEqualGUID(iid, &IID_IInspectable) ||
+        IsEqualGUID(iid, &IID_IAgileObject) ||
+        IsEqualGUID(iid, &IID_IActivationFactory))
+    {
+        IUnknown_AddRef(iface);
+        *out = iface;
+        return S_OK;
+    }
+
+    FIXME("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(iid));
+    *out = NULL;
+    return E_NOINTERFACE;
+}
+
+static ULONG STDMETHODCALLTYPE windows_media_speech_AddRef(
+        IActivationFactory *iface)
+{
+    struct windows_media_speech *impl = impl_from_IActivationFactory(iface);
+    ULONG ref = InterlockedIncrement(&impl->ref);
+    TRACE("iface %p, ref %u.\n", iface, ref);
+    return ref;
+}
+
+static ULONG STDMETHODCALLTYPE windows_media_speech_Release(
+        IActivationFactory *iface)
+{
+    struct windows_media_speech *impl = impl_from_IActivationFactory(iface);
+    ULONG ref = InterlockedDecrement(&impl->ref);
+    TRACE("iface %p, ref %u.\n", iface, ref);
+    return ref;
+}
+
+static HRESULT STDMETHODCALLTYPE windows_media_speech_GetIids(
+        IActivationFactory *iface, ULONG *iid_count, IID **iids)
+{
+    FIXME("iface %p, iid_count %p, iids %p stub!\n", iface, iid_count, iids);
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE windows_media_speech_GetRuntimeClassName(
+        IActivationFactory *iface, HSTRING *class_name)
+{
+    FIXME("iface %p, class_name %p stub!\n", iface, class_name);
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE windows_media_speech_GetTrustLevel(
+        IActivationFactory *iface, TrustLevel *trust_level)
+{
+    FIXME("iface %p, trust_level %p stub!\n", iface, trust_level);
+    return E_NOTIMPL;
+}
+
+static HRESULT STDMETHODCALLTYPE windows_media_speech_ActivateInstance(
+        IActivationFactory *iface, IInspectable **instance)
+{
+    FIXME("iface %p, instance %p stub!\n", iface, instance);
+    return E_NOTIMPL;
+}
+
+static const struct IActivationFactoryVtbl activation_factory_vtbl =
+{
+    windows_media_speech_QueryInterface,
+    windows_media_speech_AddRef,
+    windows_media_speech_Release,
+    /* IInspectable methods */
+    windows_media_speech_GetIids,
+    windows_media_speech_GetRuntimeClassName,
+    windows_media_speech_GetTrustLevel,
+    /* IActivationFactory methods */
+    windows_media_speech_ActivateInstance,
+};
+
+static struct windows_media_speech windows_media_speech =
+{
+    {&activation_factory_vtbl},
+    1
+};
+
+HRESULT WINAPI DllCanUnloadNow(void)
+{
+    return S_FALSE;
+}
+
+HRESULT WINAPI DllGetClassObject(REFCLSID clsid, REFIID riid, void **out)
+{
+    FIXME("clsid %s, riid %s, out %p stub!\n", debugstr_guid(clsid), debugstr_guid(riid), out);
+    return CLASS_E_CLASSNOTAVAILABLE;
+}
+
+HRESULT WINAPI DllGetActivationFactory(HSTRING classid, IActivationFactory **factory)
+{
+    TRACE("classid %s, factory %p.\n", debugstr_hstring(classid), factory);
+    *factory = &windows_media_speech.IActivationFactory_iface;
+    IUnknown_AddRef(*factory);
+    return S_OK;
+}
diff --git a/dlls/windows.media.speech/windows.media.speech.spec b/dlls/windows.media.speech/windows.media.speech.spec
new file mode 100644
index 00000000000..721493229c2
--- /dev/null
+++ b/dlls/windows.media.speech/windows.media.speech.spec
@@ -0,0 +1,3 @@
+1 stdcall -private DllCanUnloadNow()
+2 stdcall -private DllGetActivationFactory(ptr ptr)
+3 stdcall -private DllGetClassObject(ptr ptr ptr)