diff --git a/src/scripts/tools/add_tools.ps1 b/src/scripts/tools/add_tools.ps1
index 6c653e9f..3752c308 100644
--- a/src/scripts/tools/add_tools.ps1
+++ b/src/scripts/tools/add_tools.ps1
@@ -199,6 +199,7 @@ Function Add-Composertool() {
     Add-Log $cross $tool "Skipped"
     Return
   }
+  Enable-PhpExtension -Extension mbstring, openssl -Path $php_dir
   $log = Add-ComposertoolHelper -tool $tool -release $release -prefix $prefix -scope $scope
   if(Test-Path $composer_bin\composer) {
     Copy-Item -Path "$bin_dir\composer" -Destination "$composer_bin\composer" -Force
diff --git a/src/scripts/tools/add_tools.sh b/src/scripts/tools/add_tools.sh
index 5df6e6ce..883f8f14 100644
--- a/src/scripts/tools/add_tools.sh
+++ b/src/scripts/tools/add_tools.sh
@@ -117,6 +117,8 @@ add_composertool_helper() {
   release=$2
   prefix=$3
   scope=$4
+  enable_extension mbstring extension >/dev/null 2>&1
+  enable_extension openssl extension >/dev/null 2>&1
   if [ "$scope" = "global" ]; then
     sudo rm -f "$composer_lock" >/dev/null 2>&1 || true
     composer global require "$prefix$release" >/dev/null 2>&1