diff --git a/docker/README.md b/docker/README.md
index 93d036e16a..a2a7a01dc1 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -3,7 +3,7 @@ in the environment file.  Its value will be prepended along with the service
 name to the container on start up.
 
 
-You may use multiple compose files to customize your container.  For instance, you
+You may use multiple compose files to customize your container. For instance, you
 could reproduce the configuration from one of the automated builds by providing
 the following a `docker-compose.override.yml` file:
 ```
@@ -13,6 +13,6 @@ services:
     build:
       args:
         - BASE=nvidia/cuda:11.5.2-devel-ubuntu20.04
-        - KOKKOS_VERSION=4.0.00
-        - KOKKOS_OPTIONS=-DCMAKE_CXX_STANDARD=17 -DKokkos_ENABLE_OPENMP=ON -DKokkos_ENABLE_CUDA=ON -DKokkos_ENABLE_CUDA_LAMBDA=ON -DKokkos_ARCH_SNB=ON -DKokkos_ARCH_VOLTA70=ON
+        - KOKKOS_VERSION=4.2.00
+        - KOKKOS_OPTIONS=-DCMAKE_CXX_STANDARD=17 -DKokkos_ENABLE_OPENMP=ON -DKokkos_ENABLE_CUDA=ON -DKokkos_ARCH_SNB=ON -DKokkos_ARCH_VOLTA70=ON
 ```