diff --git a/devtools/conda-envs/test_env.yaml b/devtools/conda-envs/test_env.yaml
index a953835..de7d40c 100644
--- a/devtools/conda-envs/test_env.yaml
+++ b/devtools/conda-envs/test_env.yaml
@@ -12,7 +12,6 @@ dependencies:
   - e3nn
   - dgllife
   - dgl
-  - rdkit
   # testing dependencies
   - pytest
   - pytest-cov