diff --git a/win32/installer/installer.vcxproj b/win32/installer/installer.vcxproj
index 42397ccb..9dd90d2c 100644
--- a/win32/installer/installer.vcxproj
+++ b/win32/installer/installer.vcxproj
@@ -37,8 +37,7 @@
       <Command>
       <![CDATA[
 SET SOLUTIONDIR=$(SolutionDir)..\
-powershell -File "$(SolutionDir)..\win32\version-template.ps1" "$(SolutionDir)..\win32\installer\zoitechat.iss.tt" "$(ZoiteChatBin)zoitechat.iss"
-"$(IsccPath)" /dPROJECTDIR="$(ProjectDir)" /dAPPARCH="$(Platform)" "$(ZoiteChatBin)zoitechat.iss"
+"$(PowerShellPath)" -NoProfile -ExecutionPolicy Bypass -File "$(SolutionDir)..\win32\version-template.ps1" "$(SolutionDir)..\win32\installer\zoitechat.iss.tt" "$(ZoiteChatBin)zoitechat.iss"
       ]]>
       </Command>
     </PreBuildEvent>
diff --git a/win32/zoitechat.props b/win32/zoitechat.props
index 919c6e08..1d2868f9 100644
--- a/win32/zoitechat.props
+++ b/win32/zoitechat.props
@@ -91,6 +91,9 @@
 		<ZoiteChatPdb>$(ZoiteChatBuild)\$(PlatformName)\pdb\</ZoiteChatPdb>
 		<ZoiteChatRel>$(ZoiteChatBuild)\$(PlatformName)\rel\</ZoiteChatRel>
 		<IsccPath Condition="'$(IsccPath)'=='' and '$(ISCC_EXE)'!=''">$(ISCC_EXE)</IsccPath>
+		<PowerShellPath Condition="'$(PowerShellPath)'=='' and '$(POWERSHELL_EXE)'!=''">$(POWERSHELL_EXE)</PowerShellPath>
+		<PowerShellPath Condition="'$(PowerShellPath)'=='' and '$(WINDIR)'!='' and Exists('$(WINDIR)\System32\WindowsPowerShell\v1.0\powershell.exe')">$(WINDIR)\System32\WindowsPowerShell\v1.0\powershell.exe</PowerShellPath>
+		<PowerShellPath Condition="'$(PowerShellPath)'==''">powershell.exe</PowerShellPath>
 		<IsccPath Condition="'$(IsccPath)'=='' and '$(ProgramFiles(x86))'!='' and Exists('$(ProgramFiles(x86))\Inno Setup 5\iscc.exe')">$(ProgramFiles(x86))\Inno Setup 5\iscc.exe</IsccPath>
 		<IsccPath Condition="'$(IsccPath)'=='' and '$(ProgramFiles(x86))'!='' and Exists('$(ProgramFiles(x86))\Inno Setup 6\iscc.exe')">$(ProgramFiles(x86))\Inno Setup 6\iscc.exe</IsccPath>
 		<IsccPath Condition="'$(IsccPath)'=='' and '$(ProgramFiles)'!='' and Exists('$(ProgramFiles)\Inno Setup 5\iscc.exe')">$(ProgramFiles)\Inno Setup 5\iscc.exe</IsccPath>