diff --git a/examples/miniapps/ghnav-flask/requirements.txt b/examples/miniapps/ghnav-flask/requirements.txt
index e0239361..9ba938f9 100644
--- a/examples/miniapps/ghnav-flask/requirements.txt
+++ b/examples/miniapps/ghnav-flask/requirements.txt
@@ -1,4 +1,4 @@
-dependency-injector
+dependency-injector[flask,yaml]
 flask
 pygithub
 pytest-flask