diff --git a/build-constraints.yaml b/build-constraints.yaml
index 4dc35532..9f7d080b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2088,7 +2088,7 @@ packages:
         - charsetdetect-ae
         - ilist
         # - text-all # text-1.2.3.0
-        - fmt < 0 # DependencyFailed (PackageName "text-format")
+        - fmt
 
     "Takano Akio tak@anoak.io @takano-akio":
         - fast-builder < 0 # GHC 8.4 via base-4.11.0.0