diff --git a/misc/build.func b/misc/build.func
index b44526a5f..ed5879673 100644
--- a/misc/build.func
+++ b/misc/build.func
@@ -788,7 +788,11 @@ start() {
   fi
 
   if ! command -v pveversion >/dev/null 2>&1; then
-    apt-get install -y whiptail
+    if [ -f /etc/debian_version ] || [ -f /etc/lsb-release ]; then
+      apt-get install -y whiptail &>/dev/null
+    elif [ -f /etc/alpine-release ]; then
+      apk add --no-cache whiptail &>/dev/null
+    fi
     if ! (whiptail --backtitle "Proxmox VE Helper Scripts" --title "${APP} LXC UPDATE" --yesno "Support/Update functions for ${APP} LXC.  Proceed?" 10 58); then
       clear
       exit_script