diff --git a/README.md b/README.md
index a5c1cde..27fd4d9 100644
--- a/README.md
+++ b/README.md
@@ -71,6 +71,7 @@ Otherwise, you can run this command to revert all changes made by the script:
  * `--interface <string>` Manually select a network interface, e.g. eth1
  * `--ethx` Disable *Consistent Network Device Naming* to get interface names like *ethX* back
  * `--ip <string>` Disable the auto network config (DHCP) and configure a static IP address, e.g. `10.0.0.2`, `1.2.3.4/24`, `2001:2345:6789:abcd::ef/48`
+ * `--static-ipv4` Disable the auto network config (DHCP) and configure with the current IPv4 address and gateway detected automatically
  * `--netmask <string>` e.g. `255.255.255.0`, `ffff:ffff:ffff:ffff::`
  * `--gateway <string>` e.g. `10.0.0.1`, `none` if no gateway
  * `--dns '8.8.8.8 8.8.4.4'`
diff --git a/debi.sh b/debi.sh
index a629aec..79ab351 100755
--- a/debi.sh
+++ b/debi.sh
@@ -274,6 +274,14 @@ while [ $# -gt 0 ]; do
             mirror_host=mirrors.tuna.tsinghua.edu.cn
             ntp=time.amazonaws.cn
             ;;
+        --static-ipv4)
+            ip=$(ip r get 1.1.1.1 | awk '/src/ {print $7}')
+            gateway=$(ip r get 1.1.1.1 | awk '/via/ {print $3}')
+            _cidr=$(ip -o -f inet addr show | grep -w "$ip" | awk '{print $4}' | cut -d'/' -f2)
+            ip="$ip/$_cidr"
+            hostname=$(hostname)
+            interface=$(ip r get 1.1.1.1 | awk '/dev/ {print $5}')
+            ;;
         --interface)
             interface=$2
             shift