diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 19379bd..28fd8a7 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -102,6 +102,7 @@ jobs:
           cp ./_toc.yml ./pythia/
           cp ./Makefile ./pythia/
           cp -R ./notebooks/. ./pythia/notebooks/
+          rm -f ./notebooks/references.ipynb
           cd ./pythia
           git config --local user.name "$GITHUB_ACTOR"
           git config --local user.email "$GITHUB_ACTOR@users.noreply.github.com"
@@ -125,7 +126,8 @@ jobs:
           python src/eo_datascience/clean_nb.py
           cp ./_toc.yml ./pythia/
           cp ./Makefile ./pythia/
-          cp -R !(./notebooks/references.ipynb) ./pythia/notebooks/
+          cp -R ./notebooks/. ./pythia/notebooks/
+          rm -f ./notebooks/references.ipynb
           cd ./pythia
           git config --local user.name "$GITHUB_ACTOR"
           git config --local user.email "$GITHUB_ACTOR@users.noreply.github.com"