diff --git a/build-constraints.yaml b/build-constraints.yaml
index ce2ada76..a1440737 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2504,9 +2504,6 @@ packages:
         - diagrams-svg < 1.4.0.4
         - optparse-generic < 1.1.2
 
-        # https://github.com/fpco/stackage/issues/1806
-        - hquantlib < 0.0.3.1
-
 # end of packages