diff --git a/examples/cuda_e2e.ipynb b/examples/cuda_e2e.ipynb
index 11ae4ef..d8f88de 100644
--- a/examples/cuda_e2e.ipynb
+++ b/examples/cuda_e2e.ipynb
@@ -32,12 +32,10 @@
   {
    "cell_type": "code",
    "source": [
-    "!BRANCH=\"${BRANCH:-main}\"\n",
-    "!echo \"using BRANCH=$BRANCH\"\n",
     "!script_address=\"https://raw.githubusercontent.com/makslevental/mlir-python-extras/refs/heads/$BRANCH/scripts/get_latest_gpu_bindings.py\"\n",
     "!latest_cuda_version=$(curl $script_address | python -)\n",
     "!pip install -q mlir_python_bindings==$latest_cuda_version -f https://makslevental.github.io/wheels\n",
-    "!pip install git+https://github.com/makslevental/mlir-python-extras@$BRANCH &> /dev/null"
+    "!BRANCH=\"${BRANCH:-main}\" && pip install -q git+https://github.com/makslevental/mlir-python-extras@$BRANCH"
    ],
    "metadata": {
     "colab": {
diff --git a/examples/mlir_python_extras.ipynb b/examples/mlir_python_extras.ipynb
index a38209a..a68dc92 100644
--- a/examples/mlir_python_extras.ipynb
+++ b/examples/mlir_python_extras.ipynb
@@ -23,10 +23,8 @@
    },
    "outputs": [],
    "source": [
-    "!BRANCH=\"${BRANCH:-main}\"\n",
-    "!echo \"using BRANCH=$BRANCH\"\n",
-    "!pip install mlir-python-bindings -f https://makslevental.github.io/wheels &> /dev/null\n",
-    "!pip install git+https://github.com/makslevental/mlir-python-extras@$BRANCH &> /dev/null"
+    "!pip install -q mlir-python-bindings -f https://makslevental.github.io/wheels\n",
+    "!BRANCH=\"${BRANCH:-main}\" && pip install -q git+https://github.com/makslevental/mlir-python-extras@$BRANCH"
    ]
   },
   {
diff --git a/examples/vectorization_e2e.ipynb b/examples/vectorization_e2e.ipynb
index 45a50d2..0402cc8 100644
--- a/examples/vectorization_e2e.ipynb
+++ b/examples/vectorization_e2e.ipynb
@@ -16,25 +16,29 @@
  },
  "cells": [
   {
+   "metadata": {},
+   "cell_type": "code",
+   "outputs": [],
+   "execution_count": null,
+   "source": ""
+  },
+  {
+   "metadata": {},
+   "cell_type": "markdown",
+   "source": [
+    "# Welcome to `mlir-python-extras` enjoy your stay!\n",
+    "\n",
+    "more at https://github.com/makslevental/mlir-python-extras"
+   ]
+  },
+  {
+   "metadata": {},
    "cell_type": "code",
-   "execution_count": 1,
-   "metadata": {
-    "colab": {
-     "base_uri": "https://localhost:8080/"
-    },
-    "id": "Xh-QUDWiX-FD",
-    "outputId": "6865a63a-daa4-4610-e33a-721d37c0211f",
-    "ExecuteTime": {
-     "end_time": "2024-02-02T23:38:41.840251128Z",
-     "start_time": "2024-02-02T23:38:31.521453852Z"
-    }
-   },
    "outputs": [],
+   "execution_count": null,
    "source": [
-    "!BRANCH=\"${BRANCH:-main}\"\n",
-    "!echo \"using BRANCH=$BRANCH\"\n",
     "!pip install -q mlir-python-bindings -f https://makslevental.github.io/wheels\n",
-    "!pip install -q git+https://github.com/makslevental/mlir-python-extras@$BRANCH"
+    "!BRANCH=\"${BRANCH:-main}\" && pip install -q git+https://github.com/makslevental/mlir-python-extras@$BRANCH\n"
    ]
   },
   {