diff --git a/build-constraints.yaml b/build-constraints.yaml
index 70aff01b..10a1e403 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -72,7 +72,6 @@ packages:
         - dimensional
         - executable-hash
         - executable-path
-        - fgl
         - fixed-list
         - foreign-store
         - formatting
@@ -1402,8 +1401,10 @@ packages:
     "Sean Hunt <scshunt@csclub.uwaterloo.ca @scshunt":
         - cheapskate
     "Ivan Miljenovic <Ivan.Miljenovic@gmail.com> @ivan-m":
-        - wl-pprint-text
+        - fgl
+        - fgl-arbitrary
         - graphviz
+        - wl-pprint-text
 
     "Stackage upper bounds":
         # https://github.com/fpco/stackage/issues/537