diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 141408f..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-jupyter-book
-sphinx_inline_tabs
-matplotlib
-numpy
diff --git a/build-book.sh b/scripts/build-book.sh
similarity index 100%
rename from build-book.sh
rename to scripts/build-book.sh
diff --git a/jupyter.sh b/scripts/jupyter.sh
similarity index 94%
rename from jupyter.sh
rename to scripts/jupyter.sh
index 901c38e..f67c182 100755
--- a/jupyter.sh
+++ b/scripts/jupyter.sh
@@ -18,4 +18,4 @@ python3 -m bash_kernel.install
 
 python3 -m pip install  --upgrade jupyterlab-spellchecker
 
-jupyter-lab --port=8080
+jupyter-lab --port=8081
diff --git a/preview-book.sh b/scripts/preview-book.sh
similarity index 100%
rename from preview-book.sh
rename to scripts/preview-book.sh
diff --git a/push-book.sh b/scripts/push-book.sh
similarity index 100%
rename from push-book.sh
rename to scripts/push-book.sh