diff --git a/pyproject.toml b/pyproject.toml
index 71731dd2..333afc5a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -76,13 +76,15 @@ openapi = [
     "requests",  # do not pin it
 ]
 
-nats = [
+fastapi = [
     "faststream[nats]>=0.5.10,<0.6",
     "asyncer==0.0.8",
+    "fastapi>=0.112,<1",
+    "websockets>=13.1",
 ]
 
 submodules = [
-    "fastagency[mesop,autogen,openapi,nats]"
+    "fastagency[mesop,autogen,openapi,fastapi]"
 ]
 
 server = [