diff --git a/Analysis_KolmogorovFlow.ipynb b/Analysis_KolmogorovFlow.ipynb
index e7ba76a..9797aed 100644
--- a/Analysis_KolmogorovFlow.ipynb
+++ b/Analysis_KolmogorovFlow.ipynb
@@ -73,10 +73,10 @@
       "Copying gs://gresearch/jax-cfd/projects/invobs-data-assimilation/invobs-da-results/kolmogorov_invobsinit_hybridopt.nc...\n",
       "Copying gs://gresearch/jax-cfd/projects/invobs-data-assimilation/invobs-da-results/kolmogorov_invobsinit_obsopt.nc...\n",
       "- [4 files][ 43.7 MiB/ 43.7 MiB]                                                \n",
-      "==> NOTE: You are performing a sequence of gsutil operations that may\n",
-      "run significantly faster if you instead use gsutil -m cp ... Please\n",
-      "see the -m section under \"gsutil help options\" for further information\n",
-      "about when gsutil -m can be advantageous.\n",
+      "==> NOTE: You are performing a sequence of gcloud storage operations that may\n",
+      "run significantly faster if you instead use gcloud storage cp ... Please\n",
+      "see the -m section under \"gcloud storage help options\" for further information\n",
+      "about when gcloud storage can be advantageous.\n",
       "\n",
       "Copying gs://gresearch/jax-cfd/projects/invobs-data-assimilation/invobs-da-results/lorenz96_baselineinit_hybridopt.nc...\n",
       "Copying gs://gresearch/jax-cfd/projects/invobs-data-assimilation/invobs-da-results/lorenz96_baselineinit_obsopt.nc...\n",
@@ -88,8 +88,7 @@
     }
    ],
    "source": [
-    "!gsutil cp -r gs://gresearch/jax-cfd/projects/invobs-data-assimilation/invobs-da-results/ /tmp"
-   ]
+    "!gcloud storage cp --recursive gs://gresearch/jax-cfd/projects/invobs-data-assimilation/invobs-da-results/ /tmp"   ]
   },
   {
    "cell_type": "markdown",
diff --git a/README.md b/README.md
index a64a861..c03a97c 100644
--- a/README.md
+++ b/README.md
@@ -75,7 +75,7 @@ Data assimilation requires spatial correlation data and inverse observation
 models for the respective dynamical system. Downloading these requires
 [gsutil](https://cloud.google.com/storage/docs/gsutil):
 ```
-gsutil cp -r gs://gresearch/jax-cfd/projects/invobs-data-assimilation/invobs-da-data /data
+gcloud storage cp --recursive gs://gresearch/jax-cfd/projects/invobs-data-assimilation/invobs-da-data /data
 ```
 
 This downloads into `/data/invobs-da-data/` and all