diff --git a/environment.yml b/environment.yml
index 531717b..fc20c86 100644
--- a/environment.yml
+++ b/environment.yml
@@ -5,7 +5,7 @@ channels:
 
 dependencies:
   # Base language runtimes
-  - python >=3.9
+  - python=3.9
 
   # Python packages
   - bottleneck
@@ -36,7 +36,7 @@ dependencies:
   - scikit-image
   - scikit-learn
   - scipy
-  - pytables >=3.8
+  # - pytables >=3.8
   - xarray
   
   # Packages installed through pip