diff --git a/build-constraints.yaml b/build-constraints.yaml
index 1d788335..83efd28f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1013,7 +1013,7 @@ packages:
         - openpgp-asciiarmor
         - MusicBrainz
         - DAV
-        - hopenpgp-tools < 0
+        - hopenpgp-tools
         - opensource
 
     "Piyush P Kurur <ppk@cse.iitk.ac.in> @piyush-kurur":
@@ -2303,7 +2303,7 @@ packages:
 
     "Ivan Miljenovic <Ivan.Miljenovic@gmail.com> @ivan-m":
         - fgl
-        - graphviz < 0
+        - graphviz
         - wl-pprint-text
         - servant-pandoc