diff --git a/docs/user/reference/openapi.yaml b/docs/user/reference/openapi.yaml
index 529453ca9..b918defb5 100644
--- a/docs/user/reference/openapi.yaml
+++ b/docs/user/reference/openapi.yaml
@@ -197,8 +197,8 @@ components:
       type: object
 info:
   title: BlueAPI Control
-  version: 0.0.3
-openapi: 3.1.0
+  version: 0.0.4
+openapi: 3.0.2
 paths:
   /devices:
     get:
diff --git a/pyproject.toml b/pyproject.toml
index e50281231..2ec6624aa 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ dependencies = [
     "aiohttp",
     "PyYAML",
     "click<8.1.4",
-    "fastapi[all]<0.100",
+    "fastapi[all]<0.99",
     "uvicorn",
     "requests",
     "dls-bluesky-core @ git+https://github.com/DiamondLightSource/dls-bluesky-core.git", #requires ophyd-async
diff --git a/src/blueapi/service/main.py b/src/blueapi/service/main.py
index 697cdd2cf..50c2df70c 100644
--- a/src/blueapi/service/main.py
+++ b/src/blueapi/service/main.py
@@ -20,7 +20,7 @@
     WorkerTask,
 )
 
-REST_API_VERSION = "0.0.3"
+REST_API_VERSION = "0.0.4"
 
 
 @asynccontextmanager