diff --git a/applied-insights/tutorials/posts/2025/12/12/MAS-guide.qmd b/applied-insights/tutorials/posts/2025/12/12/MAS-guide.qmd
index cf09228d..85e3280e 100644
--- a/applied-insights/tutorials/posts/2025/12/12/MAS-guide.qmd
+++ b/applied-insights/tutorials/posts/2025/12/12/MAS-guide.qmd
@@ -110,5 +110,5 @@ About the author:
 :::
 ::: {.g-col-12 .g-col-md-6}
 Copyright and licence
-: © 2025 Capsalis, Peter. "​Testing Multi-Agent Systems in the LLM Age: A Practical Guide for Data Scientists", Real World Data Science, December 12, 2025. [URL](https://realworlddatascience.net/foundation-frontiers/posts/2025/11/27/scienceindatascience.html)
+: © 2025 Capsalis, Peter. "​Testing Multi-Agent Systems in the LLM Age: A Practical Guide for Data Scientists", Real World Data Science, December 12, 2025. [URL](https://realworlddatascience.net/applied-insights/tutorials/posts/2025/12/12/MAS-guide.html)
 :::
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