diff --git a/build-constraints.yaml b/build-constraints.yaml
index 67cefbcd..d03b09f9 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -893,7 +893,7 @@ packages:
         - uri-encode
 
     "Simon Michael <simon@joyful.com> @simonmichael":
-        - darcs
+        # - darcs # bounds: graphviz < 2999.19
         - hledger
         - hledger-lib
         - hledger-ui
@@ -3214,9 +3214,6 @@ packages:
         - websockets-simple < 0.0.2.1
         - websockets-rpc < 0.4.1
 
-        # https://github.com/fpco/stackage/issues/2487
-        - graphviz < 2999.19
-
         # https://github.com/fpco/stackage/issues/2528
         - concurrent-output < 1.10.0