diff --git a/001-Jupyter/Create_JupyterKernel_pyenv.ipynb b/001-Jupyter/Create_JupyterKernel_pyenv.ipynb
index 012a4b76dfcc65a863b44a90c26ff1135c4ae27e..2a26cff4592bd70d7803ec08c966742b7806fb6c 100644
--- a/001-Jupyter/Create_JupyterKernel_pyenv.ipynb
+++ b/001-Jupyter/Create_JupyterKernel_pyenv.ipynb
@@ -70,7 +70,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "**Important**: It is recommended to use a folder inside the $PROJECT file system, as the **$HOME** quota is low. It is also useful to share installation for different users in a single project."
+    "**Important**: It is recommended to use a folder inside the `$PROJECT` file system, as the `$HOME` quota is low. It is also useful to share installation for different users in a single project."
    ]
   },
   {
@@ -394,14 +394,14 @@
     "\n",
     "module purge\n",
     "\n",
-    "export PYENV_ROOT=$PYENV_ROOT\n",
-    "export PATH=\"$PYENV_ROOT/bin:$PATH\"\n",
+    "export PYENV_ROOT='\"$PYENV_ROOT\"'\n",
+    "export PATH='\"$PYENV_ROOT\"'/bin:'\"$PATH\"'\n",
     "eval \"$(pyenv init --path)\"\n",
     "eval \"$(pyenv init -)\"\n",
     "eval \"$(pyenv virtualenv-init -)\"\n",
     "\n",
     "# Activate your Python virtual environment\n",
-    "pyenv activate \"${PYENV_ENV}\"\n",
+    "pyenv activate '\"${PYENV_ENV}\"'\n",
     "\n",
     "exec python -m ipykernel $@' > ${PYENV_ROOT}/versions/${PYENV_ENV}/kernel.sh"
    ]