diff --git a/doc/docker/environment-variables.md b/doc/docker/environment-variables.md
index 4e7383d..2c3e0aa 100644
--- a/doc/docker/environment-variables.md
+++ b/doc/docker/environment-variables.md
@@ -6,6 +6,7 @@
 * `PUID`: LibreNMS user id (default `1000`)
 * `PGID`: LibreNMS group id (default `1000`)
 * `MEMORY_LIMIT`: PHP memory limit (default `256M`)
+* `MAX_INPUT_VARS`: PHP max input vars (default `1000`)
 * `UPLOAD_MAX_SIZE`: Upload max size (default `16M`)
 * `CLEAR_ENV`: Clear environment in FPM workers (default `yes`)
 * `OPCACHE_MEM_SIZE`: PHP OpCache memory consumption (default `128`)
diff --git a/examples/compose/librenms.env b/examples/compose/librenms.env
index a1af74f..d63137c 100644
--- a/examples/compose/librenms.env
+++ b/examples/compose/librenms.env
@@ -1,4 +1,5 @@
 MEMORY_LIMIT=256M
+MAX_INPUT_VARS=1000
 UPLOAD_MAX_SIZE=16M
 OPCACHE_MEM_SIZE=128
 REAL_IP_FROM=0.0.0.0/32
diff --git a/examples/pwd/librenms.yml b/examples/pwd/librenms.yml
index bf1f607..e8ebc6a 100644
--- a/examples/pwd/librenms.yml
+++ b/examples/pwd/librenms.yml
@@ -10,6 +10,7 @@ x-env-global: &env-global
 
 x-envlibrenms: &envlibrenms
   MEMORY_LIMIT: "256M"
+  MAX_INPUT_VARS: "1000"
   UPLOAD_MAX_SIZE: "16M"
   OPCACHE_MEM_SIZE: "128"
   REAL_IP_FROM: "0.0.0.0/32"
diff --git a/examples/rrdcached-server/librenms.env b/examples/rrdcached-server/librenms.env
index 9c934af..b9d3908 100644
--- a/examples/rrdcached-server/librenms.env
+++ b/examples/rrdcached-server/librenms.env
@@ -1,4 +1,5 @@
 MEMORY_LIMIT=256M
+MAX_INPUT_VARS=1000
 UPLOAD_MAX_SIZE=16M
 OPCACHE_MEM_SIZE=128
 REAL_IP_FROM=0.0.0.0/32
diff --git a/examples/traefik/librenms.env b/examples/traefik/librenms.env
index 364b7d7..fa9ee04 100644
--- a/examples/traefik/librenms.env
+++ b/examples/traefik/librenms.env
@@ -1,4 +1,5 @@
 MEMORY_LIMIT=256M
+MAX_INPUT_VARS=1000
 UPLOAD_MAX_SIZE=16M
 OPCACHE_MEM_SIZE=128
 REAL_IP_FROM=0.0.0.0/32
diff --git a/rootfs/etc/cont-init.d/03-config.sh b/rootfs/etc/cont-init.d/03-config.sh
index 6c732f1..95544b5 100644
--- a/rootfs/etc/cont-init.d/03-config.sh
+++ b/rootfs/etc/cont-init.d/03-config.sh
@@ -33,6 +33,7 @@ LISTEN_IPV6=${LISTEN_IPV6:-true}
 REAL_IP_FROM=${REAL_IP_FROM:-"0.0.0.0/32"}
 REAL_IP_HEADER=${REAL_IP_HEADER:-"X-Forwarded-For"}
 LOG_IP_VAR=${LOG_IP_VAR:-remote_addr}
+MAX_INPUT_VARS=${MAX_INPUT_VARS:-1000}
 
 MEMCACHED_PORT=${MEMCACHED_PORT:-11211}
 
@@ -58,6 +59,7 @@ sed -e "s/@MEMORY_LIMIT@/$MEMORY_LIMIT/g" \
 echo "Setting PHP INI configuration..."
 sed -i "s|memory_limit.*|memory_limit = ${MEMORY_LIMIT}|g" /etc/php7/php.ini
 sed -i "s|;date\.timezone.*|date\.timezone = ${TZ}|g" /etc/php7/php.ini
+sed -i "s|;max_input_vars.*|max_input_vars = ${MAX_INPUT_VARS}|g" /etc/php7/php.ini
 
 # OpCache
 echo "Setting OpCache configuration..."