diff --git a/package.yaml b/package.yaml
index 9b0c8b24..e8434b0c 100644
--- a/package.yaml
+++ b/package.yaml
@@ -23,7 +23,7 @@ dependencies:
 - syb >= 0.7 && < 0.8
 - stm >= 2 && < 3
 - template-haskell >= 2.12.0.0 && < 3
-- th-abstraction >= 0.3.1.0 && < 0.6
+- th-abstraction >= 0.3.1.0 && < 0.7
 - transformers >= 0.5.2.0 && < 0.7
 - first-class-families >= 0.5.0.0 && < 0.9
 - unagi-chan >= 0.4.0.0 && < 0.5