diff --git a/docs/first-steps_Colab.ipynb b/docs/first-steps_Colab.ipynb
index fbae1cb7660bc81f8c404a92bef130e418bcfe89..227600dca07f04bcbcfc62d06cb84c1602be4d6e 100644
--- a/docs/first-steps_Colab.ipynb
+++ b/docs/first-steps_Colab.ipynb
@@ -7,9 +7,15 @@
    "source": [
     "# Run the Carbon Cycle Assessment\n",
     "\n",
-    "In order to run the Carbon Cycle Assessment (CCA), you need to get the model code first. This code is available TU's git server. [git is a version control system](https://git-scm.com/book/de/v2) and helps to keep track of everything that resembles code. Is is integrated in many development environments such as [Visual Studio Code](https://code.visualstudio.com/docs/sourcecontrol/overview) and can be [run from the command line](https://git-scm.com/book/de/v2)). It also helps to collaborate.\n",
-    "\n",
-    "Run the following to clone the repository (i.e. create a local copy) to the Colab environment and to change into the directory (`cd`) of the code:"
+    "In order to run the Carbon Cycle Assessment (CCA), you need to get the model code first. This code is available TU's git server. [git is a version control system](https://git-scm.com/book/de/v2) and helps to keep track of everything that resembles code. Is is integrated in many development environments such as [Visual Studio Code](https://code.visualstudio.com/docs/sourcecontrol/overview) and can be [run from the command line](https://git-scm.com/book/de/v2)). It also helps to collaborate.\n"
+   ]
+  },
+  {
+   "attachments": {},
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Run the following to clone the repository (i.e. create a local copy) to the Colab environment and to change into the directory (`cd`) of the code. Necessary python extensions are installed with `pip`:"
    ]
   },
   {
@@ -18,8 +24,9 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "!git clone https://git.tu-berlin.de/sebschub/tests.git\n",
-    "%cd tests"
+    "!git clone https://git.tu-berlin.de/urbanoikos/models/cca.git\n",
+    "%cd /content/cca\n",
+    "!pip install -r requirements.txt"
    ]
   },
   {
@@ -56,9 +63,9 @@
    "outputs": [],
    "source": [
     "tegel = cca.cca_to_df(\n",
-    "    filepath_minfotable=\"materialinfo.ods\",\n",
-    "    filepath_musagetable=\"materialusage.ods\",\n",
-    "    infra_floor_area=1276.429,\n",
+    "    filepath_minfotable=\"applications/tegel/materialinfo.ods\",\n",
+    "    filepath_musagetable=\"applications/tegel/materialusage.ods\",\n",
+    "    infra_floor_area=5105.716, # = 4 times the base area (1276.429m²) as building have 4 levels\n",
     "    project_area=213069.25,\n",
     ")"
    ]