diff --git a/drivers/arduino-org-cmsis-dap.cat b/drivers/arduino-org-cmsis-dap.cat
deleted file mode 100644
index 42af7d4..0000000
Binary files a/drivers/arduino-org-cmsis-dap.cat and /dev/null differ
diff --git a/drivers/arduino-org-cmsis-dap.inf b/drivers/arduino-org-cmsis-dap.inf
deleted file mode 100644
index dbf8903..0000000
--- a/drivers/arduino-org-cmsis-dap.inf
+++ /dev/null
@@ -1,79 +0,0 @@
-[Version]
-Signature="$Windows NT$"
-Class=Ports
-ClassGuid={4D36E978-E325-11CE-BFC1-08002BE10318}
-CatalogFile=arduino-org-cmsis-dap.cat
-Provider=%CMSISDAP%
-DriverVer=11/22/2011,5.2.0.0
-; CatalogFile.NTx86=cmsis-dap_x86.cat
-; CatalogFile.NTAMD64=cmsis-dap_amd64.cat
-
-[Manufacturer]
-%CMSISDAP%=DeviceList, NTamd64, NTia64
-
-[DeviceList]
-%DESCRIPTION%=CMSISDAPUSB, USB\VID_0D28&PID_0204
-%COMPOSITE0% =CMSISDAPUSB, USB\VID_0D28&PID_0204&MI_00
-%DESCRIPTION%=CMSISDAPUSB, USB\VID_2A03&PID_005A
-%COMPOSITE0% =CMSISDAPUSB, USB\VID_2A03&PID_005A&MI_00
-%DESCRIPTION%=CMSISDAPUSB, USB\VID_2A03&PID_805A
-%COMPOSITE0% =CMSISDAPUSB, USB\VID_2A03&PID_805A&MI_01
-
-[DeviceList.ntamd64]
-%DESCRIPTION%=CMSISDAPUSB, USB\VID_0D28&PID_0204
-%COMPOSITE0% =CMSISDAPUSB, USB\VID_0D28&PID_0204&MI_00
-%DESCRIPTION%=CMSISDAPUSB, USB\VID_2A03&PID_005A
-%COMPOSITE0% =CMSISDAPUSB, USB\VID_2A03&PID_005A&MI_00
-%DESCRIPTION%=CMSISDAPUSB, USB\VID_2A03&PID_805A
-%COMPOSITE0% =CMSISDAPUSB, USB\VID_2A03&PID_805A&MI_01
-
-[DeviceList.ntia64]
-%DESCRIPTION%=CMSISDAPUSB, USB\VID_0D28&PID_0204
-%COMPOSITE0% =CMSISDAPUSB, USB\VID_0D28&PID_0204&MI_00
-%DESCRIPTION%=CMSISDAPUSB, USB\VID_2A03&PID_005A
-%COMPOSITE0% =CMSISDAPUSB, USB\VID_2A03&PID_005A&MI_00
-%DESCRIPTION%=CMSISDAPUSB, USB\VID_2A03&PID_805A
-%COMPOSITE0% =CMSISDAPUSB, USB\VID_2A03&PID_805A&MI_01
-
-;------------------------------------------------------------------------------
-;  Installation
-;------------------------------------------------------------------------------
-
-[SourceDisksFiles]
-
-[SourceDisksNames]
-
-[DestinationDirs]
-FakeModemCopyFileSection=12
-DefaultDestDir=12
-
-[CMSISDAPUSB]
-include=mdmcpq.inf
-CopyFiles=FakeModemCopyFileSection
-AddReg=CMSISDAPUSB.AddReg
-
-[CMSISDAPUSB.AddReg]
-HKR,,DevLoader,,*ntkern
-HKR,,NTMPDriver,,usbser.sys
-HKR,,EnumPropPages32,,"MsPorts.dll,SerialPortPropPageProvider"
-
-[CMSISDAPUSB.Services]
-AddService=usbser, 0x00000002, DriverService
-
-[DriverService]
-DisplayName=%DRIVER.SVC%
-ServiceType=1
-StartType=3
-ErrorControl=1
-ServiceBinary=%12%\usbser.sys
-
-;------------------------------------------------------------------------------
-;  String Definitions
-;------------------------------------------------------------------------------
-
-[Strings]
-CMSISDAP	= "Arduino Srl"
-DRIVER.SVC	= "Arduino Primo Driver"
-DESCRIPTION	= "Arduino Primo CDC"
-COMPOSITE0	= "Arduino Primo CDC"
-
diff --git a/post_install.bat b/post_install.bat
index 11db015..3fdaccc 100644
--- a/post_install.bat
+++ b/post_install.bat
@@ -1,13 +1,10 @@
 @echo off
 set ARGS=/A /SE /SW /SA
 if "%PROCESSOR_ARCHITECTURE%" == "AMD64" (
-  :: drivers\dpinst-amd64.exe %ARGS%
-	drivers\dpinst-amd64.exe %ARGS% /path %CD%\drivers\x64
+  drivers\dpinst-amd64.exe %ARGS% /path %CD%\drivers\x64
 ) ELSE IF "%PROCESSOR_ARCHITEW6432%" == "AMD64" (
-  :: drivers\dpinst-amd64.exe %ARGS%
-	drivers\dpinst-amd64.exe %ARGS% /path %CD%\drivers\x64
+  drivers\dpinst-amd64.exe %ARGS% /path %CD%\drivers\x64
 ) ELSE (
-  :: drivers\dpinst-x86.exe %ARGS%
-	drivers\dpinst-x86.exe %ARGS% /path %CD%\drivers\x86
+  drivers\dpinst-x86.exe %ARGS% /path %CD%\drivers\x86
 )
 exit /b 0
\ No newline at end of file