diff --git a/app/bin/run-upmpdcli.sh b/app/bin/run-upmpdcli.sh
index 0a0cf8c..9d1b3de 100644
--- a/app/bin/run-upmpdcli.sh
+++ b/app/bin/run-upmpdcli.sh
@@ -212,7 +212,7 @@ if [[ "$ENABLE_AUTO_UPNPIFACE" == "1" || "${ENABLE_AUTO_UPNPIFACE^^}" == "YES" |
 fi
 
 set_upnp_ip=0
-if [[ -z "${ENABLE_AUTO_UPNP}" || "$ENABLE_AUTO_UPNPIP" == "1" || "${ENABLE_AUTO_UPNPIP^^}" == "YES" || "${ENABLE_AUTO_UPNPIP^^}" == "Y" ]]; then
+if [[ -z "${ENABLE_AUTO_UPNPIP}" || "$ENABLE_AUTO_UPNPIP" == "1" || "${ENABLE_AUTO_UPNPIP^^}" == "YES" || "${ENABLE_AUTO_UPNPIP^^}" == "Y" ]]; then
     if [[ -z "${UPNPIP}" ]]; then
         set_upnp_ip=1
     else
diff --git a/doc/change-history.md b/doc/change-history.md
index 0dcef0f..ed9ffda 100644
--- a/doc/change-history.md
+++ b/doc/change-history.md
@@ -2,6 +2,7 @@
 
 Change Date|Major Changes
 ---|---
+2024-10-03|Fix ENABLE_AUTO_UPNPIP support (see issue [#440](https://github.com/GioF71/upmpdcli-docker/issues/440))
 2024-09-26|Use exec in order to get rid of bash processes
 2024-08-24|Fix arm-only image build issue (see issue [#436](https://github.com/GioF71/upmpdcli-docker/issues/436))
 2024-08-21|Bump to upmpdcli version 1.8.6