diff --git a/images/nut-upsd/Dockerfile b/images/nut-upsd/Dockerfile
index 5cfed667..fc7f99e5 100644
--- a/images/nut-upsd/Dockerfile
+++ b/images/nut-upsd/Dockerfile
@@ -22,6 +22,7 @@ ENV ACTIONS= \
     NUT_QUIET_INIT_SSL=true \
     NUT_QUIET_INIT_UPSNOTIFY=true \
     POLLINTERVAL= \
+    POLLONLY= \
     PORT=auto \
     SDORDER= \
     SECRETNAME=nut-upsd-password \
diff --git a/images/nut-upsd/Dockerfile.arm32 b/images/nut-upsd/Dockerfile.arm32
index 9c8863b2..5d9064ae 100644
--- a/images/nut-upsd/Dockerfile.arm32
+++ b/images/nut-upsd/Dockerfile.arm32
@@ -15,6 +15,7 @@ ENV API_USER=upsmon \
     GROUP=nut \
     NAME=ups \
     POLLINTERVAL= \
+    POLLONLY= \
     PORT=auto \
     SDORDER= \
     SECRET=nut-upsd-password \
diff --git a/images/nut-upsd/Dockerfile.arm64 b/images/nut-upsd/Dockerfile.arm64
index 1a8847a3..a903414d 100644
--- a/images/nut-upsd/Dockerfile.arm64
+++ b/images/nut-upsd/Dockerfile.arm64
@@ -15,6 +15,7 @@ ENV API_USER=upsmon \
     GROUP=nut \
     NAME=ups \
     POLLINTERVAL= \
+    POLLONLY= \
     PORT=auto \
     SDORDER= \
     SECRET=nut-upsd-password \
diff --git a/images/nut-upsd/README.md b/images/nut-upsd/README.md
index dce9ae37..2b653fab 100644
--- a/images/nut-upsd/README.md
+++ b/images/nut-upsd/README.md
@@ -52,6 +52,7 @@ NUT_DEBUG_LEVEL | 0 | verbosity of debug messages
 NUT_QUIET_INIT_SSL | true | inhibit superfluous startup warning
 NUT_QUIET_INIT_UPSNOTIFY | true | inhibit superfluous startup warning
 POLLINTERVAL | | Poll Interval for ups.conf
+POLLONLY | | Disable USB interrupt reads
 PORT | auto | device port (e.g. /dev/ttyUSB0) on host
 SDORDER | | UPS shutdown sequence, set to -1 to disable shutdown
 SECRETNAME | nut-upsd-password | name of secret to use for API user
diff --git a/images/nut-upsd/entrypoint.sh b/images/nut-upsd/entrypoint.sh
index cca38a9c..1cf9d8d0 100755
--- a/images/nut-upsd/entrypoint.sh
+++ b/images/nut-upsd/entrypoint.sh
@@ -23,6 +23,9 @@ EOF
     if [ ! -z "$POLLINTERVAL" ]; then
       echo "        pollinterval = $POLLINTERVAL" >> /etc/nut/ups.conf
     fi
+    if [ ! -z "$POLLONLY" ]; then
+      echo "        pollonly" >> /etc/nut/ups.conf
+    fi
     if [ ! -z "$VENDORID" ]; then
       echo "        vendorid = $VENDORID" >> /etc/nut/ups.conf
     fi