diff --git a/lsio/kasm/docker-compose.yaml b/lsio/kasm/docker-compose.yaml
index 6b9558e..e10f9ae 100644
--- a/lsio/kasm/docker-compose.yaml
+++ b/lsio/kasm/docker-compose.yaml
@@ -23,6 +23,8 @@ services:
       - DOCKER_HUB_USERNAME=USER # optional
       # Optionally specify a DockerHub password to pull private images.
       - DOCKER_HUB_PASSWORD=PASS # optional
+      # Optionally specify the mtu options passed to dockerd.
+      - DOCKER_MTU=1500 # optional
     volumes:
       # Docker and installation storage.
       - ${BASEDIR:-/volume1/docker}/kasm/opt:/opt
diff --git a/lsio/kasm/docker-run.sh b/lsio/kasm/docker-run.sh
index 20f0848..42fbe42 100644
--- a/lsio/kasm/docker-run.sh
+++ b/lsio/kasm/docker-run.sh
@@ -16,6 +16,7 @@ docker run -d \
   -e KASM_PORT=443 `# Specify the port you bind to the outside for Kasm Workspaces.` \
   -e DOCKER_HUB_USERNAME=USER `# optional` `# Optionally specify a DockerHub Username to pull private images.` \
   -e DOCKER_HUB_PASSWORD=PASS `# optional` `# Optionally specify a DockerHub password to pull private images.` \
+  -e DOCKER_MTU=1500 `# optional` `# Optionally specify the mtu options passed to dockerd.` \
   -p 3000:3000 `# Kasm Installation wizard. (https)` \
   -p 443:443 `# Kasm Workspaces interface. (https)` \
   -v ${BASEDIR:-/volume1/docker}/kasm/opt:/opt `# Docker and installation storage.` \