diff --git a/course.yml b/course.yml
index dcb9a62..5ff0923 100644
--- a/course.yml
+++ b/course.yml
@@ -48,6 +48,12 @@ plan:
     - lesson: pydata/pandas_joins
     - lesson: pydata/pandas_correlations
 
+  - title: "Explorativní datová analýza - agregace a transformace"
+    slug: eda5
+    date: 2024-10-14
+    materials:
+    - lesson: pydata/pandas_groupby
+
   - title: "Svátky klidu a konce kurzu"
     slug: konec
     serial: null