diff --git a/README.md b/README.md
index 5939a8d..2a6cff8 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ increased throughput by 68% on a route with a large JSON body and by 11% to 13%
 database-backed routes; see the Benchmarks section below.
 
 This is a prototype. Its API may change, and it relies on private FastAPI internals, so
-it is pinned to FastAPI 0.142.2 to 0.146.x. It is a personal project, not part of
+it is pinned to FastAPI 0.142.2 to 0.147.x. It is a personal project, not part of
 msgspec; feedback is welcome in the issues.
 
 ## Installation
diff --git a/pyproject.toml b/pyproject.toml
index 316559a..7615b26 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ classifiers = [
     "Programming Language :: Python :: 3",
 ]
 dependencies = [
-    "fastapi>=0.142.2,<0.147",
+    "fastapi>=0.142.2,<0.148",
     "msgspec>=0.22.0",
 ]