diff --git a/.gitignore b/.gitignore
index c189a0a8d34d58a3e5df2234a04c26827336dd0d..09150bb5aac55588daa5d42e28e1cabfc71024cb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@
 __pycache__/
 *.so
 *.e
+public/
diff --git a/make_slides.sh b/make_slides.sh
old mode 100644
new mode 100755
index 959ce5586685aae8f3fbe4f77b5187dfe58d89b3..e95139d3f9f6ef07db0f9c190acaf113b28fdf98
--- a/make_slides.sh
+++ b/make_slides.sh
@@ -3,6 +3,6 @@
 set -x
 
 notebooks="tp-gitlab-ci.ipynb"
-jupyter-nbconvert $notebooks --to slides --reveal-prefix $revealprefix --output-dir=public
+jupyter-nbconvert $notebooks --to slides --output-dir=public
 jupyter-nbconvert index.ipynb --to html --output-dir=public
 cp *.ipynb public/