diff --git a/build-constraints.yaml b/build-constraints.yaml
index e3c8b53d..5eddee1a 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -9,6 +9,12 @@ cabal-format-version: "3.0"
 
 # Constraints for brand new builds
 packages:
+    "Kamil Dworakowski <kamil@dworakowski.name> @luntain":
+        - error-or
+        - error-or-utils
+        - inbox
+        - mock-time
+
     "Liang-Ting Chen<liang.ting.chen.tw@gmail.com> @L-TChen":
         - geniplate-mirror