diff --git a/.devcontainer/environment.yml b/.devcontainer/environment.yml
index 1edb3323..c41a9760 100644
--- a/.devcontainer/environment.yml
+++ b/.devcontainer/environment.yml
@@ -1,6 +1,6 @@
 name: ai4beg
 channels:
-  - defaults
+  - flexible
   - conda-forge
 dependencies:
   - ipykernel