diff --git a/requirements.txt b/requirements.txt
index 87a2d31..4e0efb1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
-anyio            ==1.3.0
+anyio
 asyncio-throttle ==1.0.1
-dataclasses      ==0.6
-ircstates        ==0.11.2
+dataclasses; python_version < "3.7"
+ircstates        >=0.11.2
 async_stagger    ==0.3.0
 async_timeout    ==3.0.1