diff --git a/requirements.txt b/requirements.txt
index c2fc5b0..bdf817d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-optimade[server]~=0.14
+optimade[server]~=0.19
 uvicorn[standard]
 matador-db>=0.9
 gunicorn>=20.0.4