diff --git a/requirements-dev.txt b/requirements-dev.txt
index ff410e2..0d7a351 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile --extra=dev --output-file=requirements-dev.txt
 #
-anyio==3.7.1
+anyio==4.2.0
     # via
     #   fastapi
     #   httpx
diff --git a/requirements.txt b/requirements.txt
index d5decc0..ec43d25 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile
 #
-anyio==3.7.1
+anyio==4.2.0
     # via
     #   fastapi
     #   starlette