diff --git a/README.md b/README.md
index 89604c1..73caa32 100644
--- a/README.md
+++ b/README.md
@@ -22,9 +22,6 @@ sudo apt install git-lfs
 # install lektor requirements
 sudo apt install python3-pip imagemagick
 
-# install lektor
-pip3 install --user lektor
-
 # clone git repo to folder wtf-webseite
 git clone https://git.wtf-eg.de/ag_kommunikation/webseite.git wtf-webseite
 
@@ -37,6 +34,15 @@ git lfs install
 # download all LFS files
 git lfs fetch
 
+# create a virtual Python environmenty `venv`
+python3 -m venv venv
+
+# activate the virtual Python environment
+source venv/bin/activate
+
+# install the packages listed in [requirements.txt](./requirements.txt) using `pip`
+pip install -r requirements.txt
+
 # run lektor
 lektor server
 ```
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..58717e8
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+lektor