--- a/accessible/ipc/win/moz.build
+++ b/accessible/ipc/win/moz.build
@@ -1,14 +1,16 @@
 # -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
 # vim: set filetype=python:
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+DIRS += ['typelib']
+
 IPDL_SOURCES += ['PDocAccessible.ipdl']
 
 # with --disable-accessibility we need to compile PDocAccessible.ipdl, but not
 # the C++.
 if CONFIG['ACCESSIBILITY']:
     EXPORTS.mozilla.a11y += [
         'COMPtrTypes.h',
         'DocAccessibleChild.h',

new file mode 100644
--- /dev/null
+++ b/accessible/ipc/win/typelib/Accessible.idl
@@ -0,0 +1,16 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import "oaidl.idl";
+import "servprov.idl";
+
+[uuid(b4d37cda-0dac-45e6-b613-158a5eb94293)]
+library Accessible
+{
+  interface IEnumVARIANT;
+  interface IServiceProvider;
+};
+

new file mode 100644
--- /dev/null
+++ b/accessible/ipc/win/typelib/Makefile.in
@@ -0,0 +1,31 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+GARBAGE += $(MIDL_GENERATED_FILES) done_gen dlldata.c
+
+MIDL_GENERATED_FILES = \
+  Accessible.h \
+  Accessible_i.c \
+  Accessible_p.c \
+  Accessible.tlb \
+  $(NULL)
+
+$(MIDL_GENERATED_FILES): done_gen
+
+done_gen: Accessible.idl
+	$(MIDL) $(MIDL_FLAGS) -Oicf $(srcdir)/Accessible.idl
+	touch $@
+
+export:: done_gen
+
+midl_exports := \
+  Accessible.tlb \
+  $(NULL)
+
+INSTALL_TARGETS += midl_exports
+midl_exports_FILES := $(midl_exports)
+midl_exports_DEST = $(DIST)/bin
+midl_exports_TARGET := export
+
+include $(topsrcdir)/config/rules.mk

new file mode 100644
--- /dev/null
+++ b/accessible/ipc/win/typelib/moz.build
@@ -0,0 +1,13 @@
+# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+FINAL_TARGET_FILES += [
+    '!Accessible.tlb',
+]
+
+GENERATED_FILES += [
+    'Accessible.tlb',
+]

--- a/browser/installer/package-manifest.in
+++ b/browser/installer/package-manifest.in
@@ -142,16 +142,17 @@
 #endif
 #endif
 
 ; [Components]
 @RESPATH@/browser/components/components.manifest
 @RESPATH@/components/alerts.xpt
 #ifdef ACCESSIBILITY
 #ifdef XP_WIN32
+@BINPATH@/Accessible.tlb
 @BINPATH@/AccessibleMarshal.dll
 @BINPATH@/IA2Marshal.dll
 #endif
 @RESPATH@/components/accessibility.xpt
 #endif
 @RESPATH@/components/appshell.xpt
 @RESPATH@/components/appstartup.xpt
 @RESPATH@/components/autocomplete.xpt