diff --git a/doc.zih.tu-dresden.de/mkdocs.yml b/doc.zih.tu-dresden.de/mkdocs.yml
index ca42ea6091aa5cacd8c26161ead8ab6dc9f2c30d..168ad4c91dc9a7ee8e89e73ddee774f0aa635272 100644
--- a/doc.zih.tu-dresden.de/mkdocs.yml
+++ b/doc.zih.tu-dresden.de/mkdocs.yml
@@ -51,8 +51,6 @@ nav:
       - Data Analytics with R: software/data_analytics_with_r.md
       - Data Analytics with RStudio: software/data_analytics_with_rstudio.md
       - Data Analytics with Python: software/data_analytics_with_python.md
-      - Dask: software/dask.md
-      - Power AI: software/power_ai.md
       - Apache Spark, Apache Flink, Apache Hadoop: software/big_data_frameworks.md
     - SCS5 Migration Hints: software/scs5_software.md
     - Virtual Machines: software/virtual_machines.md