diff --git a/Changelog.md b/Changelog.md
index 31bda270..15718c33 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -21,6 +21,7 @@ OpenCore Changelog
 - Fixed I/O issues on platforms incapable of reading over 1MB at once
 - Fixed plist-only kext injection in Big Sur
 - Add `ForceResolution` option for enabling non-default resolutions
+- Fixed Ps2MouseDxe not properly loading under OpenDuetPkg
 
 #### v0.6.2
 - Updated builtin firmware versions for SMBIOS and the rest
diff --git a/Patches/0004-OvmfPkg-SioBusDxe-Add-PS2-mouse-support.patch b/Patches/0004-OvmfPkg-SioBusDxe-Add-PS2-mouse-support.patch
new file mode 100644
index 00000000..948148a2
--- /dev/null
+++ b/Patches/0004-OvmfPkg-SioBusDxe-Add-PS2-mouse-support.patch
@@ -0,0 +1,23 @@
+From: Goldfish64 <goldfishnet@aol.com>
+Subject: OvmfPkg/SioBusDxe: Add PS/2 mouse support
+
+SioBusDxe by default does not create a device for PS/2 mice, this patch adds that device.
+
+diff --git a/OvmfPkg/SioBusDxe/SioService.c b/OvmfPkg/SioBusDxe/SioService.c
+index 407132ddcd6667498362e122fff6df6677fe6877..d5a87219d7cdd83a30e642cd1e6cad56d6312cff 100644
+--- a/OvmfPkg/SioBusDxe/SioService.c
++++ b/OvmfPkg/SioBusDxe/SioService.c
+@@ -67,7 +67,12 @@ SIO_DEVICE_INFO mDevicesInfo[] = {
+     EISA_PNP_ID(0x303),
+     0,
+     { (ACPI_SMALL_RESOURCE_HEADER *) &mPs2KeyboardDeviceResources }
+-  }   // PS/2 Keyboard Controller
++  },  // PS/2 Keyboard Controller
++  {
++    EISA_PNP_ID(0xF13),
++    0,
++    { (ACPI_SMALL_RESOURCE_HEADER *) &mPs2KeyboardDeviceResources }
++  }   // PS/2 Mouse Controller
+ };
+ 
+ //