diff --git a/emmet-api/requirements/deployment.txt b/emmet-api/requirements/deployment.txt
index 76997ec860..1b06018ada 100644
--- a/emmet-api/requirements/deployment.txt
+++ b/emmet-api/requirements/deployment.txt
@@ -59,7 +59,7 @@ emmet-core==0.84.3rc6
     # via emmet-api (emmet/emmet-api/setup.py)
 envier==0.6.1
     # via ddtrace
-fastapi==0.115.5
+fastapi==0.115.6
     # via
     #   emmet-api (emmet/emmet-api/setup.py)
     #   maggma