diff --git a/build-constraints.yaml b/build-constraints.yaml
index 709f259d..b2246048 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3267,7 +3267,7 @@ packages:
 
         # https://github.com/fpco/stackage/issues/3234
         - free < 5
-        - ChannelT < 0.0.0.7
+        - ChannelT == 0.0.0.4
 
         # https://github.com/fpco/stackage/issues/3237
         - hpack < 0.23