diff --git a/requirements.min.txt b/requirements.min.txt
index a4975bbd..9274774a 100644
--- a/requirements.min.txt
+++ b/requirements.min.txt
@@ -1,4 +1,5 @@
 # This is the minimal set of dependencies required for the readalongs package
+anyio<4.0.0
 chevron==0.14.0
 click>=8.0.4
 coloredlogs==10.0