diff --git a/extras/ikev2changeaddr.sh b/extras/ikev2changeaddr.sh
index a5ba519..9c45609 100755
--- a/extras/ikev2changeaddr.sh
+++ b/extras/ikev2changeaddr.sh
@@ -79,8 +79,8 @@ EOF
     esac
     if [ "$os_type" = "alpine" ]; then
       os_ver=$(. /etc/os-release && printf '%s' "$VERSION_ID" | cut -d '.' -f 1,2)
-      if [ "$os_ver" != "3.14" ] && [ "$os_ver" != "3.15" ]; then
-        exiterr "This script only supports Alpine Linux 3.14/3.15."
+      if [ "$os_ver" != "3.15" ] && [ "$os_ver" != "3.16" ]; then
+        exiterr "This script only supports Alpine Linux 3.15/3.16."
       fi
     else
       os_ver=$(sed 's/\..*//' /etc/debian_version | tr -dc 'A-Za-z0-9')
diff --git a/extras/quickstart.sh b/extras/quickstart.sh
index 09eceba..2deb7ff 100755
--- a/extras/quickstart.sh
+++ b/extras/quickstart.sh
@@ -115,8 +115,8 @@ EOF
     esac
     if [ "$os_type" = "alpine" ]; then
       os_ver=$(. /etc/os-release && printf '%s' "$VERSION_ID" | cut -d '.' -f 1,2)
-      if [ "$os_ver" != "3.14" ] && [ "$os_ver" != "3.15" ]; then
-        exiterr "This script only supports Alpine Linux 3.14/3.15."
+      if [ "$os_ver" != "3.15" ] && [ "$os_ver" != "3.16" ]; then
+        exiterr "This script only supports Alpine Linux 3.15/3.16."
       fi
     else
       os_ver=$(sed 's/\..*//' /etc/debian_version | tr -dc 'A-Za-z0-9')
diff --git a/extras/vpnupgrade.sh b/extras/vpnupgrade.sh
index d2e39c9..0669765 100755
--- a/extras/vpnupgrade.sh
+++ b/extras/vpnupgrade.sh
@@ -83,8 +83,8 @@ EOF
     esac
     if [ "$os_type" = "alpine" ]; then
       os_ver=$(. /etc/os-release && printf '%s' "$VERSION_ID" | cut -d '.' -f 1,2)
-      if [ "$os_ver" != "3.14" ] && [ "$os_ver" != "3.15" ]; then
-        exiterr "This script only supports Alpine Linux 3.14/3.15."
+      if [ "$os_ver" != "3.15" ] && [ "$os_ver" != "3.16" ]; then
+        exiterr "This script only supports Alpine Linux 3.15/3.16."
       fi
     else
       os_ver=$(sed 's/\..*//' /etc/debian_version | tr -dc 'A-Za-z0-9')
diff --git a/extras/vpnupgrade_alpine.sh b/extras/vpnupgrade_alpine.sh
index d7adb49..e260648 100755
--- a/extras/vpnupgrade_alpine.sh
+++ b/extras/vpnupgrade_alpine.sh
@@ -51,8 +51,8 @@ check_os() {
       ;;
   esac
   os_ver=$(. /etc/os-release && printf '%s' "$VERSION_ID" | cut -d '.' -f 1,2)
-  if [ "$os_ver" != "3.14" ] && [ "$os_ver" != "3.15" ]; then
-    exiterr "This script only supports Alpine Linux 3.14/3.15."
+  if [ "$os_ver" != "3.15" ] && [ "$os_ver" != "3.16" ]; then
+    exiterr "This script only supports Alpine Linux 3.15/3.16."
   fi
 }
 
diff --git a/vpnsetup.sh b/vpnsetup.sh
index 09eceba..2deb7ff 100755
--- a/vpnsetup.sh
+++ b/vpnsetup.sh
@@ -115,8 +115,8 @@ EOF
     esac
     if [ "$os_type" = "alpine" ]; then
       os_ver=$(. /etc/os-release && printf '%s' "$VERSION_ID" | cut -d '.' -f 1,2)
-      if [ "$os_ver" != "3.14" ] && [ "$os_ver" != "3.15" ]; then
-        exiterr "This script only supports Alpine Linux 3.14/3.15."
+      if [ "$os_ver" != "3.15" ] && [ "$os_ver" != "3.16" ]; then
+        exiterr "This script only supports Alpine Linux 3.15/3.16."
       fi
     else
       os_ver=$(sed 's/\..*//' /etc/debian_version | tr -dc 'A-Za-z0-9')
diff --git a/vpnsetup_alpine.sh b/vpnsetup_alpine.sh
index 3e1717e..53e1826 100755
--- a/vpnsetup_alpine.sh
+++ b/vpnsetup_alpine.sh
@@ -72,8 +72,8 @@ check_os() {
       ;;
   esac
   os_ver=$(. /etc/os-release && printf '%s' "$VERSION_ID" | cut -d '.' -f 1,2)
-  if [ "$os_ver" != "3.14" ] && [ "$os_ver" != "3.15" ]; then
-    exiterr "This script only supports Alpine Linux 3.14/3.15."
+  if [ "$os_ver" != "3.15" ] && [ "$os_ver" != "3.16" ]; then
+    exiterr "This script only supports Alpine Linux 3.15/3.16."
   fi
 }