diff --git a/src/dev/build/tasks/os_packages/docker_generator/resources/bin/kibana-docker b/src/dev/build/tasks/os_packages/docker_generator/resources/bin/kibana-docker
index b02b7cc16ec4a..884e7e38494cc 100755
--- a/src/dev/build/tasks/os_packages/docker_generator/resources/bin/kibana-docker
+++ b/src/dev/build/tasks/os_packages/docker_generator/resources/bin/kibana-docker
@@ -235,6 +235,7 @@ kibana_vars=(
     xpack.security.cookieName
     xpack.security.enabled
     xpack.security.encryptionKey
+    xpack.security.sameSiteCookies
     xpack.security.secureCookies
     xpack.security.sessionTimeout
     xpack.security.session.idleTimeout