diff --git a/environment.yml b/environment.yml
index 39356256..20a49207 100644
--- a/environment.yml
+++ b/environment.yml
@@ -10,6 +10,9 @@ dependencies:
     - numpy
     - pandas
     - pip
+    - pytables
+    - tables
+    - c-blosc2=2.13
     - pyyaml
     - scikit-learn
     - ctapipe