diff --git a/build.xml b/build.xml
index 4f2cc666..3a69a334 100755
--- a/build.xml
+++ b/build.xml
@@ -481,7 +481,7 @@
         </replace>
         <copy file="${dist}/${ant.project.name}-win32-${version}.exe" tofile="ext/win-installer/AppFiles32/ipscan.exe"/>
         <copy file="${dist}/${ant.project.name}-win64-${version}.exe" tofile="ext/win-installer/AppFiles64/ipscan.exe"/>
-        <exec command="ext/win-installer/build.sh"/>
+        <exec dir="ext/win-installer" command="NSISPortable/NSISPortable.exe InstallerConfig.nsh"/>
         <move file="ext/win-installer/Angry_IP_Scanner_${version}_Setup.exe" tofile="${dist}/ipscan-${version}-setup.exe"/>
         <exec command="git checkout ext/win-installer/InstallerConfig.nsh"/>
     </target>
diff --git a/ext/win-installer/NSISPortable/NSISPortable.exe b/ext/win-installer/NSISPortable/NSISPortable.exe
old mode 100644
new mode 100755
diff --git a/ext/win-installer/build.bat b/ext/win-installer/build.bat
deleted file mode 100644
index 9c30c472..00000000
--- a/ext/win-installer/build.bat
+++ /dev/null
@@ -1,2 +0,0 @@
-NSISPortable/NSISPortable.exe Installer\Installer.nsi
-
diff --git a/ext/win-installer/build.sh b/ext/win-installer/build.sh
deleted file mode 100755
index 3cdcaeb7..00000000
--- a/ext/win-installer/build.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/bash
-cd `dirname $0`
-wine NSISPortable/NSISPortable.exe Installer/Installer.nsi