diff --git a/book/content/modelling/03_compartments/01_fundamentals.ipynb b/book/content/modelling/03_compartments/01_fundamentals.ipynb
index 6550336b..80e08cd0 100644
--- a/book/content/modelling/03_compartments/01_fundamentals.ipynb
+++ b/book/content/modelling/03_compartments/01_fundamentals.ipynb
@@ -7,7 +7,7 @@
    "source": [
     "# Fundamentals\n",
     "\n",
-    "This brief introduction into the fluid dynamics in a compartment fire is based on a characteristic setup and simulations carried out. \n",
+    "This brief introduction into the fluid dynamics in a compartment fire is based on a characteristic setup and simulations carried out with this setup. \n",
     "\n",
     "## Setup\n",
     "\n",