diff --git a/dlls/atl80/Makefile.in b/dlls/atl80/Makefile.in
index 70f416f9e7c..1b83f5f3970 100644
--- a/dlls/atl80/Makefile.in
+++ b/dlls/atl80/Makefile.in
@@ -1,4 +1,5 @@
 MODULE    = atl80.dll
+IMPORTS   = atl100 oleaut32
 EXTRADEFS = -D_ATL_VER=_ATL_VER_80
 
 
diff --git a/dlls/atl80/atl80.c b/dlls/atl80/atl80.c
index b250d32ef2b..c85f75e2311 100644
--- a/dlls/atl80/atl80.c
+++ b/dlls/atl80/atl80.c
@@ -16,11 +16,36 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include <stdarg.h>
-#include "windef.h"
-#include "winbase.h"
+#define COBJMACROS
+
 #include "atlbase.h"
 
+#include "wine/debug.h"
+#include "wine/unicode.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(atl);
+
+/***********************************************************************
+ *           AtlRegisterTypeLib         [atl80.19]
+ */
+HRESULT WINAPI AtlRegisterTypeLib(HINSTANCE inst, const WCHAR *index)
+{
+    ITypeLib *typelib;
+    BSTR path;
+    HRESULT hres;
+
+    TRACE("(%p %s)\n", inst, debugstr_w(index));
+
+    hres = AtlLoadTypeLib(inst, index, &path, &typelib);
+    if(FAILED(hres))
+        return hres;
+
+    hres = RegisterTypeLib(typelib, path, NULL); /* FIXME: pass help directory */
+    ITypeLib_Release(typelib);
+    SysFreeString(path);
+    return hres;
+}
+
 /***********************************************************************
  *           AtlGetVersion              [atl80.@]
  */
diff --git a/dlls/atl80/atl80.spec b/dlls/atl80/atl80.spec
index c6e589eb220..e4d73f15801 100644
--- a/dlls/atl80/atl80.spec
+++ b/dlls/atl80/atl80.spec
@@ -6,7 +6,7 @@
 15 stdcall AtlComModuleGetClassObject(ptr ptr ptr ptr) atl100.AtlComModuleGetClassObject
 17 stub AtlComModuleRegisterClassObjects
 18 stub AtlComModuleRegisterServer(ptr long ptr)
-19 stub AtlRegisterTypeLib(ptr wstr)
+19 stdcall AtlRegisterTypeLib(ptr wstr)
 20 stub AtlComModuleRevokeClassObjects
 22 stub AtlComModuleUnregisterServer
 23 stdcall AtlUpdateRegistryFromResourceD(long wstr long ptr ptr) atl100.AtlUpdateRegistryFromResourceD
diff --git a/include/atlbase.h b/include/atlbase.h
index ee8167c8558..39c3741eab7 100644
--- a/include/atlbase.h
+++ b/include/atlbase.h
@@ -252,6 +252,7 @@ HRESULT WINAPI AtlUnmarshalPtr(IStream *pStream, const IID *iid, IUnknown **ppUn
 HRESULT WINAPI AtlCreateRegistrar(IRegistrar**);
 HRESULT WINAPI AtlUpdateRegistryFromResourceD(HINSTANCE,LPCOLESTR,BOOL,struct _ATL_REGMAP_ENTRY*,IRegistrar*);
 HRESULT WINAPI AtlLoadTypeLib(HINSTANCE,LPCOLESTR,BSTR*,ITypeLib**);
+HRESULT WINAPI AtlRegisterTypeLib(HINSTANCE,LPCOLESTR);
 HRESULT WINAPI AtlRegisterClassCategoriesHelper(REFCLSID,const struct _ATL_CATMAP_ENTRY*,BOOL);
 HRESULT WINAPI AtlComModuleGetClassObject(_ATL_COM_MODULE*,REFCLSID,REFIID,void**);