diff --git a/duckdns/config.json b/duckdns/config.json
index 612022b..1d1e918 100644
--- a/duckdns/config.json
+++ b/duckdns/config.json
@@ -1,6 +1,6 @@
 {
   "name": "Duck DNS",
-  "version": "1.6",
+  "version": "1.7",
   "slug": "duckdns",
   "description": "Free Dynamic DNS (DynDNS or DDNS) service with Let's Encrypt support",
   "url": "https://www.home-assistant.io/addons/duckdns/",
@@ -24,6 +24,8 @@
       "certfile": "str",
       "keyfile": "str"
     },
+    "ipv4": "str?",
+    "ipv6": "str?",
     "token": "str",
     "domains": ["str"],
     "seconds": "int"
diff --git a/duckdns/run.sh b/duckdns/run.sh
index 01300cf..8ede5e4 100755
--- a/duckdns/run.sh
+++ b/duckdns/run.sh
@@ -11,6 +11,8 @@ LE_DOMAINS=$(jq --raw-output '.domains[]' $CONFIG_PATH)
 LE_UPDATE="0"
 
 # DuckDNS
+IPV4=$(jq --raw-output '.ipv4 // empty' $CONFIG_PATH)
+IPV6=$(jq --raw-output '.ipv6 // empty' $CONFIG_PATH)
 TOKEN=$(jq --raw-output '.token' $CONFIG_PATH)
 DOMAINS=$(jq --raw-output '.domains | join(",")' $CONFIG_PATH)
 WAIT_TIME=$(jq --raw-output '.seconds' $CONFIG_PATH)
@@ -45,7 +47,7 @@ fi
 
 # Run duckdns
 while true; do
-    answer="$(curl -sk "https://www.duckdns.org/update?domains=$DOMAINS&token=$TOKEN&ip=&verbose=true")" || true
+    answer="$(curl -sk "https://www.duckdns.org/update?domains=$DOMAINS&token=$TOKEN&ip=$IPV4&ipv6=$IPV6&verbose=true")" || true
     echo "$(date): $answer"
     
     now="$(date +%s)"