diff --git a/docs/environment.yml b/docs/environment.yml
index 5b1ac075..bd98f624 100644
--- a/docs/environment.yml
+++ b/docs/environment.yml
@@ -17,7 +17,6 @@ dependencies:
   - pugixml
   - jupyterlab
   - breathe
-  - argparse
   - cpp-argparse
   - pip:
     - sphinx_rtd_theme  
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