diff --git a/build-constraints.yaml b/build-constraints.yaml
index fc7f4079..61f81ed2 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3378,7 +3378,6 @@ packages:
         - validity-containers < 0 # build failure with GHC 8.4
         - validity-text < 0 # build failure with GHC 8.4
         - validity-time < 0 # build failure with GHC 8.4
-        - vector-sized < 0 # build failure with GHC 8.4
         - wl-pprint < 0 # build failure with GHC 8.4
         - yjsvg < 0 # build failure with GHC 8.4