diff --git a/docs/documentation/sizing/tank_design/run_your_first_tank_design.md b/docs/documentation/sizing/tank_design/run_your_first_tank_design.md
index 3c1903113863e73c80fe0b240e018402c1756ff7..ee39580f507ee760f6e503da9c24aab5d4c660d7 100644
--- a/docs/documentation/sizing/tank_design/run_your_first_tank_design.md
+++ b/docs/documentation/sizing/tank_design/run_your_first_tank_design.md
@@ -11,7 +11,7 @@ The tool can be executed from the console directly if all paths are set. The fol
 Some of the above mentioned steps did not work? Check out the [troubleshooting](#troubleshooting) section for advices.
 Also, if you need some additional information on the underlying methodology, check out the page on the [tank design method](tank_design_method.md).
 
-So, feel free to open the terminal and run `tank_design.exe` to see what happens...
+So, feel free to open the terminal and run `python.exe tank_design.py` to see what happens...
 
 ### Console output {#console-output}
 Firstly, you see output in the console window. Let's go through it step by step...