diff --git a/patches/patchinstall.sh b/patches/patchinstall.sh
index 77d8d811..6e95916c 100755
--- a/patches/patchinstall.sh
+++ b/patches/patchinstall.sh
@@ -483,6 +483,7 @@ patch_enable_all ()
 	enable_wtsapi32_WTSQueryUserToken="$1"
 	enable_wuauserv_Dummy_Service="$1"
 	enable_wusa_MSU_Package_Installer="$1"
+	enable_xaudio2_get_al_format="$1"
 	enable_xinput9_1_0_Parentsrc="$1"
 }
 
@@ -1693,6 +1694,9 @@ patch_enable ()
 		wusa-MSU_Package_Installer)
 			enable_wusa_MSU_Package_Installer="$2"
 			;;
+		xaudio2-get_al_format)
+			enable_xaudio2_get_al_format="$2"
+			;;
 		xinput9_1_0-Parentsrc)
 			enable_xinput9_1_0_Parentsrc="$2"
 			;;
@@ -9802,6 +9806,21 @@ if test "$enable_wusa_MSU_Package_Installer" -eq 1; then
 	) >> "$patchlist"
 fi
 
+# Patchset xaudio2-get_al_format
+# |
+# | This patchset fixes the following Wine bugs:
+# |   *	[#42414] Add support for xaudio2 float formats with more than 2 channels
+# |
+# | Modified files:
+# |   *	dlls/xaudio2_7/xaudio_dll.c
+# |
+if test "$enable_xaudio2_get_al_format" -eq 1; then
+	patch_apply xaudio2-get_al_format/0001-xaudio2-Add-support-for-float-formats-with-more-than.patch
+	(
+		printf '%s\n' '+    { "Kimmo Myllyvirta", "xaudio2: Add support for float formats with more than 2 channels.", 1 },';
+	) >> "$patchlist"
+fi
+
 # Patchset xinput9_1_0-Parentsrc
 # |
 # | This patchset fixes the following Wine bugs:
diff --git a/patches/xaudio2-get_al_format/0001-xaudio2-Add-support-for-float-formats-with-more-than.patch b/patches/xaudio2-get_al_format/0001-xaudio2-Add-support-for-float-formats-with-more-than.patch
new file mode 100644
index 00000000..a5c28a82
--- /dev/null
+++ b/patches/xaudio2-get_al_format/0001-xaudio2-Add-support-for-float-formats-with-more-than.patch
@@ -0,0 +1,32 @@
+From c39abfe4849d5ff8c6eb9d60c3295d2326100b09 Mon Sep 17 00:00:00 2001
+From: Kimmo Myllyvirta <kimmo.myllyvirta@gmail.com>
+Date: Sun, 25 Jun 2017 05:14:05 +0200
+Subject: xaudio2: Add support for float formats with more than 2 channels.
+
+See http://openal.org/pipermail/openal/2014-December/000287.html.
+---
+ dlls/xaudio2_7/xaudio_dll.c | 8 ++++++++
+ 1 file changed, 8 insertions(+)
+
+diff --git a/dlls/xaudio2_7/xaudio_dll.c b/dlls/xaudio2_7/xaudio_dll.c
+index a09162934ef..13f591630fd 100644
+--- a/dlls/xaudio2_7/xaudio_dll.c
++++ b/dlls/xaudio2_7/xaudio_dll.c
+@@ -499,6 +499,14 @@ static ALenum get_al_format(const WAVEFORMATEX *fmt)
+                 return AL_FORMAT_MONO_FLOAT32;
+             case 2:
+                 return AL_FORMAT_STEREO_FLOAT32;
++            case 4:
++                return AL_FORMAT_QUAD32;
++            case 6:
++                return AL_FORMAT_51CHN32;
++            case 7:
++                return AL_FORMAT_61CHN32;
++            case 8:
++                return AL_FORMAT_71CHN32;
+             }
+         }
+     }
+-- 
+2.13.1
+
diff --git a/patches/xaudio2-get_al_format/definition b/patches/xaudio2-get_al_format/definition
new file mode 100644
index 00000000..81a34a29
--- /dev/null
+++ b/patches/xaudio2-get_al_format/definition
@@ -0,0 +1 @@
+Fixes: [42414] Add support for xaudio2 float formats with more than 2 channels