diff --git a/patches/devenum-AudioCompressorCategory/0001-devenum-Populate-AudioCompressorCategory.patch b/patches/devenum-AudioCompressorCategory/0001-devenum-Populate-AudioCompressorCategory.patch
new file mode 100644
index 00000000..6e8d37ac
--- /dev/null
+++ b/patches/devenum-AudioCompressorCategory/0001-devenum-Populate-AudioCompressorCategory.patch
@@ -0,0 +1,126 @@
+From 0e0bf5c67aa9c9a83ed759fc9050563419353f10 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Michael=20M=C3=BCller?= <michael@fds-team.de>
+Date: Wed, 1 Mar 2017 18:06:50 +0100
+Subject: devenum: Populate AudioCompressorCategory.
+
+---
+ dlls/devenum/Makefile.in     |  2 +-
+ dlls/devenum/createdevenum.c | 70 ++++++++++++++++++++++++++++++++++++++++++++
+ 2 files changed, 71 insertions(+), 1 deletion(-)
+
+diff --git a/dlls/devenum/Makefile.in b/dlls/devenum/Makefile.in
+index 38ca83d6888..6ab67b84904 100644
+--- a/dlls/devenum/Makefile.in
++++ b/dlls/devenum/Makefile.in
+@@ -1,5 +1,5 @@
+ MODULE    = devenum.dll
+-IMPORTS   = strmiids uuid ole32 oleaut32 avicap32 winmm user32 advapi32
++IMPORTS   = strmiids uuid ole32 oleaut32 avicap32 winmm user32 advapi32 msacm32
+ DELAYIMPORTS = msvfw32
+ 
+ C_SRCS = \
+diff --git a/dlls/devenum/createdevenum.c b/dlls/devenum/createdevenum.c
+index 17d98507684..002ffbc876c 100644
+--- a/dlls/devenum/createdevenum.c
++++ b/dlls/devenum/createdevenum.c
+@@ -114,6 +114,7 @@ static BOOL IsSpecialCategory(const CLSID *clsid)
+         IsEqualGUID(clsid, &CLSID_AudioInputDeviceCategory) ||
+         IsEqualGUID(clsid, &CLSID_VideoInputDeviceCategory) ||
+         IsEqualGUID(clsid, &CLSID_VideoCompressorCategory) ||
++        IsEqualGUID(clsid, &CLSID_AudioCompressorCategory) ||
+         IsEqualGUID(clsid, &CLSID_MidiRendererCategory);
+ }
+ 
+@@ -638,6 +639,72 @@ static void register_vfw_codecs(void)
+     RegCloseKey(basekey);
+ }
+ 
++static BOOL WINAPI acm_driver_callback(HACMDRIVERID hadid, DWORD_PTR user, DWORD support)
++{
++    static const WCHAR CLSIDW[] = {'C','L','S','I','D',0};
++    static const WCHAR AcmIdW[] = {'A','c','m','I','d',0};
++    static const WCHAR FriendlyNameW[] = {'F','r','i','e','n','d','l','y','N','a','m','e',0};
++    static const WCHAR fmtW[] = {'%','u','%','s',0};
++
++    WCHAR acmwrapper_clsid_str[CHARS_IN_GUID], buffer[MAX_PATH];
++    HKEY key, basekey = (HKEY) user;
++    ACMFORMATTAGDETAILSW format;
++    ACMDRIVERDETAILSW driver;
++    HACMDRIVER had;
++    DWORD i, res;
++
++    StringFromGUID2(&CLSID_ACMWrapper, acmwrapper_clsid_str, sizeof(acmwrapper_clsid_str)/sizeof(WCHAR));
++
++    driver.cbStruct = sizeof(driver);
++    if (acmDriverDetailsW(hadid, &driver, 0) != MMSYSERR_NOERROR)
++        return TRUE;
++
++    if (acmDriverOpen(&had, hadid, 0) != MMSYSERR_NOERROR)
++        return TRUE;
++
++    for (i = 0; i < driver.cFormatTags; i++)
++    {
++        memset(&format, 0, sizeof(format));
++        format.cbStruct = sizeof(format);
++        format.dwFormatTagIndex = i;
++
++        if (acmFormatTagDetailsW(had, &format, ACM_FORMATTAGDETAILSF_INDEX) != MMSYSERR_NOERROR)
++            continue;
++
++        snprintfW(buffer, sizeof(buffer)/sizeof(WCHAR), fmtW, format.dwFormatTag, format.szFormatTag);
++
++        res = RegCreateKeyW(basekey, buffer, &key);
++        if (res != ERROR_SUCCESS) continue;
++
++        RegSetValueExW(key, CLSIDW, 0, REG_SZ, (BYTE*)acmwrapper_clsid_str, sizeof(acmwrapper_clsid_str));
++        RegSetValueExW(key, AcmIdW, 0, REG_DWORD, (BYTE*)&format.dwFormatTag, sizeof(DWORD));
++        RegSetValueExW(key, FriendlyNameW, 0, REG_SZ, (BYTE*)format.szFormatTag, (strlenW(format.szFormatTag)+1)*sizeof(WCHAR));
++        /* FIXME: Set FilterData values */
++
++        RegCloseKey(key);
++    }
++
++    acmDriverClose(had, 0);
++
++    return TRUE;
++}
++
++static void register_acm_codecs(void)
++{
++    HKEY basekey;
++
++    basekey = open_special_category_key(&CLSID_AudioCompressorCategory, TRUE);
++    if (!basekey)
++    {
++        ERR("Could not create key\n");
++        return;
++    }
++
++    acmDriverEnum(acm_driver_callback, (DWORD_PTR)basekey, 0);
++
++    RegCloseKey(basekey);
++}
++
+ static HANDLE DEVENUM_populate_handle;
+ static const WCHAR DEVENUM_populate_handle_nameW[] =
+     {'_','_','W','I','N','E','_',
+@@ -690,6 +757,8 @@ static HRESULT DEVENUM_CreateSpecialCategories(void)
+         RegDeleteTreeW(basekey, path);
+     if (SUCCEEDED(DEVENUM_GetCategoryKey(&CLSID_VideoCompressorCategory, &basekey, path, MAX_PATH)))
+         RegDeleteTreeW(basekey, path);
++    if (SUCCEEDED(DEVENUM_GetCategoryKey(&CLSID_AudioCompressorCategory, &basekey, path, MAX_PATH)))
++        RegDeleteTreeW(basekey, path);
+ 
+     rf2.dwVersion = 2;
+     rf2.dwMerit = MERIT_PREFERRED;
+@@ -971,6 +1040,7 @@ static HRESULT DEVENUM_CreateSpecialCategories(void)
+         IFilterMapper2_Release(pMapper);
+ 
+     register_vfw_codecs();
++    register_acm_codecs();
+ 
+     SetEvent(DEVENUM_populate_handle);
+     return res;
+-- 
+2.11.0
+
diff --git a/patches/devenum-AudioCompressorCategory/definition b/patches/devenum-AudioCompressorCategory/definition
new file mode 100644
index 00000000..ab0a93de
--- /dev/null
+++ b/patches/devenum-AudioCompressorCategory/definition
@@ -0,0 +1 @@
+Fixes: Populate AudioCompressorCategory registry keys
diff --git a/patches/patchinstall.sh b/patches/patchinstall.sh
index f09b16b9..2f0cd091 100755
--- a/patches/patchinstall.sh
+++ b/patches/patchinstall.sh
@@ -140,6 +140,7 @@ patch_enable_all ()
 	enable_ddraw_IDirect3DTexture2_Load="$1"
 	enable_ddraw_Rendering_Targets="$1"
 	enable_ddraw_Write_Vtable="$1"
+	enable_devenum_AudioCompressorCategory="$1"
 	enable_dinput_Initialize="$1"
 	enable_dmusic_SynthPort_IKsControl="$1"
 	enable_dsound_EAX="$1"
@@ -635,6 +636,9 @@ patch_enable ()
 		ddraw-Write_Vtable)
 			enable_ddraw_Write_Vtable="$2"
 			;;
+		devenum-AudioCompressorCategory)
+			enable_devenum_AudioCompressorCategory="$2"
+			;;
 		dinput-Initialize)
 			enable_dinput_Initialize="$2"
 			;;
@@ -3715,6 +3719,18 @@ if test "$enable_ddraw_Write_Vtable" -eq 1; then
 	) >> "$patchlist"
 fi
 
+# Patchset devenum-AudioCompressorCategory
+# |
+# | Modified files:
+# |   *	dlls/devenum/Makefile.in, dlls/devenum/createdevenum.c
+# |
+if test "$enable_devenum_AudioCompressorCategory" -eq 1; then
+	patch_apply devenum-AudioCompressorCategory/0001-devenum-Populate-AudioCompressorCategory.patch
+	(
+		printf '%s\n' '+    { "Michael Müller", "devenum: Populate AudioCompressorCategory.", 1 },';
+	) >> "$patchlist"
+fi
+
 # Patchset dinput-Initialize
 # |
 # | This patchset fixes the following Wine bugs: