diff --git a/images/win/scripts/Installers/Install-PHP.ps1 b/images/win/scripts/Installers/Install-PHP.ps1
index 02d38931d..72db2ee27 100644
--- a/images/win/scripts/Installers/Install-PHP.ps1
+++ b/images/win/scripts/Installers/Install-PHP.ps1
@@ -10,8 +10,11 @@ Import-Module -Name ImageHelpers
 $installDir = "c:\tools\php"
 choco install php -y --force --params "/InstallDir:$installDir"
 
-# update path to extensions and enable curl and mbstring extensions
-((Get-Content -path $installDir\php.ini -Raw) -replace ';extension=curl','extension=curl' -replace ';extension=mbstring','extension=mbstring' -replace ';extension_dir = "ext"','extension_dir = "ext"') | Set-Content -Path $installDir\php.ini
+# Install latest Composer in chocolatey
+choco install composer --ia "/DEV=$installDir /PHP=$installDir"
+
+# update path to extensions and enable curl and mbstring extensions, and enable php openssl extensions.
+((Get-Content -path $installDir\php.ini -Raw) -replace ';extension=curl','extension=curl' -replace ';extension=mbstring','extension=mbstring' -replace ';extension_dir = "ext"','extension_dir = "ext"' -replace 'extension=";php_openssl.dll"','extension_dir = "php_openssl.dll"') | Set-Content -Path $installDir\php.ini
 
 # Set the PHPROOT environment variable.
 setx PHPROOT $installDir /M