diff --git a/configure b/configure
index af4b8bea653..f11692205ad 100755
--- a/configure
+++ b/configure
@@ -13719,6 +13719,7 @@ fi
 if test "x$ac_cv_have_openalsoft" != xyes
 then
     as_fn_append wine_notices "|openal-soft ${notice_platform}development files not found (or too old), XAudio2 won't be supported"
+    enable_xapofx1_2=${enable_xapofx1_2:-no}
     enable_xapofx1_3=${enable_xapofx1_3:-no}
     enable_xapofx1_4=${enable_xapofx1_4:-no}
     enable_xapofx1_5=${enable_xapofx1_5:-no}
diff --git a/configure.ac b/configure.ac
index 02163517e71..ec41ad9d3af 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1662,6 +1662,7 @@ fi
 if test "x$ac_cv_have_openalsoft" != xyes
 then
     WINE_NOTICE([openal-soft ${notice_platform}development files not found (or too old), XAudio2 won't be supported])
+    enable_xapofx1_2=${enable_xapofx1_2:-no}
     enable_xapofx1_3=${enable_xapofx1_3:-no}
     enable_xapofx1_4=${enable_xapofx1_4:-no}
     enable_xapofx1_5=${enable_xapofx1_5:-no}
diff --git a/dlls/xapofx1_2/Makefile.in b/dlls/xapofx1_2/Makefile.in
index 21a2ca7eb72..d56a2be4bbe 100644
--- a/dlls/xapofx1_2/Makefile.in
+++ b/dlls/xapofx1_2/Makefile.in
@@ -1,5 +1,7 @@
+EXTRADEFS = -DXAPOFX1_VER=2 -DXAUDIO2_VER=3
 MODULE    = xapofx1_2.dll
 IMPORTS   = ole32
+PARENTSRC = ../xaudio2_7
 
 C_SRCS = \
-	main.c
+	xapofx.c
diff --git a/dlls/xapofx1_2/main.c b/dlls/xapofx1_2/main.c
deleted file mode 100644
index 6eeed2292b1..00000000000
--- a/dlls/xapofx1_2/main.c
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Copyright 2015 Andrew Eikum 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 "config.h"
-#include <stdarg.h>
-
-#include "initguid.h"
-#include "windef.h"
-#include "winbase.h"
-#include "compobj.h"
-#include "xapofx.h"
-#include "wine/debug.h"
-
-WINE_DEFAULT_DEBUG_CHANNEL(xapofx);
-
-/*****************************************************
- *      DllMain
- */
-BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved )
-{
-    TRACE("(%p, %d, %p)\n", hinst, reason, reserved);
-
-    switch(reason)
-    {
-    case DLL_WINE_PREATTACH:
-        return FALSE;  /* prefer native version */
-
-    case DLL_PROCESS_ATTACH:
-        DisableThreadLibraryCalls(hinst);
-        break;
-    }
-    return TRUE;
-}
-
-HRESULT CDECL CreateFX(REFCLSID clsid, IUnknown **out)
-{
-    const GUID *class = clsid;
-
-    TRACE("%s %p\n", debugstr_guid(clsid), out);
-
-    if(IsEqualGUID(clsid, &CLSID_FXReverb27) ||
-            IsEqualGUID(clsid, &CLSID_FXReverb))
-        class = &CLSID_WINE_FXReverb12;
-    else if(IsEqualGUID(clsid, &CLSID_FXEQ27) ||
-            IsEqualGUID(clsid, &CLSID_FXEQ))
-        class = &CLSID_WINE_FXEQ12;
-
-    return CoCreateInstance(class, NULL, CLSCTX_INPROC_SERVER, &IID_IUnknown, (void**)out);
-}
diff --git a/dlls/xaudio2_7/xaudio_classes.idl b/dlls/xaudio2_7/xaudio_classes.idl
index 354b967c6d3..58301dae521 100644
--- a/dlls/xaudio2_7/xaudio_classes.idl
+++ b/dlls/xaudio2_7/xaudio_classes.idl
@@ -56,26 +56,12 @@ coclass XACT31 { interface IUnknown; }
 ]
 coclass FXReverb11 { interface IXAPO; }
 
-[
-    helpstring("XAPOFX1.2 FXReverb Class (Wine)"),
-    threading(both),
-    uuid(a90bc001-e897-e897-7439-43FF02000102)
-]
-coclass FXReverb12 { interface IXAPO; }
-
 [
     helpstring("XAPOFX1.1 FXEQ Class (Wine)"),
     threading(both),
     uuid(a90bc001-e897-e897-7439-43FF00000101)
 ]
 coclass FXEQ11 { interface IXAPO; }
-
-[
-    helpstring("XAPOFX1.2 FXEQ Class (Wine)"),
-    threading(both),
-    uuid(a90bc001-e897-e897-7439-43FF00000102)
-]
-coclass FXEQ12 { interface IXAPO; }
 #endif /* XAUDIO2_VER == 7 */
 
 #if XAUDIO2_VER == 6
diff --git a/dlls/xaudio2_7/xaudio_dll.c b/dlls/xaudio2_7/xaudio_dll.c
index e793447bc7f..62c2d4090fa 100644
--- a/dlls/xaudio2_7/xaudio_dll.c
+++ b/dlls/xaudio2_7/xaudio_dll.c
@@ -2053,8 +2053,7 @@ HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **ppv)
             IsEqualGUID(rclsid, &CLSID_WINE_FXReverb11)){
         factory = make_xapo_factory(&CLSID_AudioReverb27, 22);
 
-    }else if(IsEqualGUID(rclsid, &CLSID_AudioReverb23) ||
-            IsEqualGUID(rclsid, &CLSID_WINE_FXReverb12)){
+    }else if(IsEqualGUID(rclsid, &CLSID_AudioReverb23)){
         factory = make_xapo_factory(&CLSID_AudioReverb27, 23);
 
     }else if(IsEqualGUID(rclsid, &CLSID_AudioReverb24)){
@@ -2073,8 +2072,6 @@ HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **ppv)
         factory = make_xapo_factory(&CLSID_FXEQ, 21);
     }else if(IsEqualGUID(rclsid, &CLSID_WINE_FXEQ11)){
         factory = make_xapo_factory(&CLSID_FXEQ, 22);
-    }else if(IsEqualGUID(rclsid, &CLSID_WINE_FXEQ12)){
-        factory = make_xapo_factory(&CLSID_FXEQ, 23);
     }
 
     if(!factory) return CLASS_E_CLASSNOTAVAILABLE;
diff --git a/include/xapofx.h b/include/xapofx.h
index 512a511242a..0f76df95863 100644
--- a/include/xapofx.h
+++ b/include/xapofx.h
@@ -28,7 +28,6 @@ DEFINE_GUID(CLSID_FXEQ, 0xf5e01117, 0xd6c4, 0x485a, 0xa3, 0xf5, 0x69, 0x51, 0x96
 /* wine internal */
 DEFINE_GUID(CLSID_WINE_FXEQ10, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x00, 0x00, 0x01, 0x00);
 DEFINE_GUID(CLSID_WINE_FXEQ11, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x00, 0x00, 0x01, 0x01);
-DEFINE_GUID(CLSID_WINE_FXEQ12, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x00, 0x00, 0x01, 0x02);
 
 /* xapofx 1.0 through 1.5 */
 DEFINE_GUID(CLSID_FXMasteringLimiter27, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0x55, 0x00, 0x00, 0x00, 0x01);
@@ -37,7 +36,6 @@ DEFINE_GUID(CLSID_FXMasteringLimiter, 0xc4137916, 0x2be1, 0x46fd, 0x85, 0x99, 0x
 /* wine internal */
 DEFINE_GUID(CLSID_WINE_FXMasteringLimiter10, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x01, 0x00, 0x01, 0x00);
 DEFINE_GUID(CLSID_WINE_FXMasteringLimiter11, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x01, 0x00, 0x01, 0x01);
-DEFINE_GUID(CLSID_WINE_FXMasteringLimiter12, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x01, 0x00, 0x01, 0x02);
 
 /* xapofx 1.0 through 1.5 */
 DEFINE_GUID(CLSID_FXReverb27, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0x55, 0x00, 0x00, 0x00, 0x02);
@@ -46,7 +44,6 @@ DEFINE_GUID(CLSID_FXReverb, 0x7d9aca56, 0xcb68, 0x4807, 0xb6, 0x32, 0xb1, 0x37,
 /* wine internal */
 DEFINE_GUID(CLSID_WINE_FXReverb10, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x02, 0x00, 0x01, 0x00);
 DEFINE_GUID(CLSID_WINE_FXReverb11, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x02, 0x00, 0x01, 0x01);
-DEFINE_GUID(CLSID_WINE_FXReverb12, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x02, 0x00, 0x01, 0x02);
 
 /* xapofx 1.0 through 1.5 */
 DEFINE_GUID(CLSID_FXEcho27, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0x55, 0x00, 0x00, 0x00, 0x03);
@@ -55,6 +52,5 @@ DEFINE_GUID(CLSID_FXEcho, 0x5039d740, 0xf736, 0x449a, 0x84, 0xd3, 0xa5, 0x62, 0x
 /* wine internal */
 DEFINE_GUID(CLSID_WINE_FXEcho10, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x03, 0x00, 0x01, 0x00);
 DEFINE_GUID(CLSID_WINE_FXEcho11, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x03, 0x00, 0x01, 0x01);
-DEFINE_GUID(CLSID_WINE_FXEcho12, 0xa90bc001, 0xe897, 0xe897, 0x74, 0x39, 0x43, 0xFF, 0x03, 0x00, 0x01, 0x02);
 
 #endif