diff --git a/install/heimdalldashboard-install.sh b/install/heimdalldashboard-install.sh
index 78d3be90..5fd52cff 100644
--- a/install/heimdalldashboard-install.sh
+++ b/install/heimdalldashboard-install.sh
@@ -24,6 +24,7 @@ $STD apt-get install -y php
 $STD apt-get install -y php-sqlite3
 $STD apt-get install -y php-zip
 $STD apt-get install -y php-xml
+$STD apt-get install -y php-intl
 msg_ok "Installed PHP"
 
 RELEASE=$(curl -sX GET "https://api.github.com/repos/linuxserver/Heimdall/releases/latest" | awk '/tag_name/{print $4;exit}' FS='[""]')