diff --git a/nixpacks.toml b/nixpacks.toml
index 3561677..be6ed6f 100644
--- a/nixpacks.toml
+++ b/nixpacks.toml
@@ -2,6 +2,6 @@ providers = ['python']
 
 [phases.setup]
 nixPkgs = ['python310']
-cmds = ['apt-get update','apt-get install -y --no-install-recommends ffmpeg espeak']
+cmds = ['apt-get update','apt-get install -y --no-install-recommends ffmpeg espeak','python -m venv /opt/venv && . /opt/venv/bin/activate && pip install -r requirements-optional.txt']
 [start]
 cmd = "python ./app.py"
\ No newline at end of file