diff --git a/build-constraints.yaml b/build-constraints.yaml
index 33ef9afd..a84aef3e 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -7877,9 +7877,6 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/7939
         - fixed-vector < 2.1
 
-        # https://github.com/commercialhaskell/stackage/issues/7940
-        - json-spec < 1.2
-
         # https://github.com/commercialhaskell/stackage/issues/7941
         - typst < 0.9