diff --git a/base/Dockerfile b/base/Dockerfile
index 170013b..08b7b8b 100644
--- a/base/Dockerfile
+++ b/base/Dockerfile
@@ -48,7 +48,7 @@ RUN conda install --yes \
     numpy==1.21.0 \
     pandas==1.3.0 \
     tini==0.18.0 \
-    && conda clean -tipsy \
+    && conda clean -tipy \
     && find /opt/conda/ -type f,l -name '*.a' -delete \
     && find /opt/conda/ -type f,l -name '*.pyc' -delete \
     && find /opt/conda/ -type f,l -name '*.js.map' -delete \
diff --git a/notebook/Dockerfile b/notebook/Dockerfile
index 31a8f07..e54ccfb 100644
--- a/notebook/Dockerfile
+++ b/notebook/Dockerfile
@@ -45,7 +45,7 @@ RUN conda install --yes \
     dask-labextension==3.0.0 \
     python-graphviz \
     && jupyter labextension install @jupyter-widgets/jupyterlab-manager dask-labextension@3.0.0 \
-    && conda clean -tipsy \
+    && conda clean -tipy \
     && jupyter lab clean \
     && jlpm cache clean \
     && npm cache clean --force \