diff --git a/src/scripts/linux.sh b/src/scripts/linux.sh
index 31b1e044..eab758d8 100644
--- a/src/scripts/linux.sh
+++ b/src/scripts/linux.sh
@@ -25,11 +25,15 @@ sudo mkdir -p /run/php
 find /etc/apt/sources.list.d -type f -name 'ondrej-ubuntu-php*.list' -exec sudo DEBIAN_FRONTEND=noninteractive apt-fast update -o Dir::Etc::sourcelist="{}" ';' >/dev/null 2>&1
 if [ "$existing_version" != "$1" ]; then
 	if [ ! -e "/usr/bin/php$1" ]; then
-    sudo DEBIAN_FRONTEND=noninteractive apt-fast install -y php"$1" curl php"$1"-curl >/dev/null 2>&1
+		if [ "$1" != "7.4" ]; then
+		  sudo DEBIAN_FRONTEND=noninteractive apt-fast install -y php"$1" curl php"$1"-curl >/dev/null 2>&1
+		else
+		  sudo DEBIAN_FRONTEND=noninteractive apt-fast install -y php"$1" php"$1"-phpdbg php"$1"-xml curl php"$1"-curl >/dev/null 2>&1
+		fi
 		status="Installed PHP$version"
 	fi
 
-	for tool in php phar phar.phar php-cgi php-config phpize; do
+	for tool in php phar phar.phar php-cgi php-config phpize phpdbg; do
 		if [ -e "/usr/bin/$tool$1" ]; then
 			sudo update-alternatives --set $tool /usr/bin/"$tool$1" >/dev/null 2>&1
 		fi
diff --git a/src/scripts/win32.ps1 b/src/scripts/win32.ps1
index 0ba5b11e..593cbecd 100644
--- a/src/scripts/win32.ps1
+++ b/src/scripts/win32.ps1
@@ -44,16 +44,7 @@ else {
 
 Set-PhpIniKey -Key 'date.timezone' -Value 'UTC' -Path $php_dir
 Enable-PhpExtension -Extension openssl, curl -Path $php_dir
-try {
-  Update-PhpCAInfo -Path $php_dir -Source CurrentUser
-}
-catch {
-  try {
-    Update-PhpCAInfo -Path $php_dir -Source Curl
-  } catch {
-    Update-PhpCAInfo -Path $php_dir -Source Curl -SkipChecksumCheck
-  }
-}
+Update-PhpCAInfo -Path $php_dir -Source CurrentUser
 if ([Version]$installed.Version -ge '7.4') {
   Copy-Item "$dir\..\src\ext\php_pcov.dll" -Destination "$($installed.ExtensionsPath)\php_pcov.dll"
 }