diff --git a/fibonaccifit/README.md b/fibonaccifit/README.md
index dfe191cbb90c039376735c2103f4860aefdb3886..2f6fc5ff815b06b536f236a6999d30823625a797 100644
--- a/fibonaccifit/README.md
+++ b/fibonaccifit/README.md
@@ -2,7 +2,7 @@
 
 The Docker image needs to be built with the following command:
 
-    docker build -t fibonaccifit -f Dockerfile .
+    docker build --no-cache -t fibonaccifit -f Dockerfile .
     
 Each time the `Project.toml` is changed due to modified dependencies,
 the `fibonaccifit` Docker image needs to be rebuilt using the command