diff --git a/build-constraints.yaml b/build-constraints.yaml
index 525eeaa5..df72ce92 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2662,10 +2662,23 @@ packages:
 
     "Hans-Peter Deifel <hpd@hpdeifel.de> @hpdeifel":
         - hledger-iadd
-        
+
     "Roy Levien <royl@aldaron.com> @orome":
         - crypto-enigma
 
+    "Boldizsár Németh <nboldi@elte.hu> @nboldi":
+        - instance-control
+        - references
+        - haskell-tools-ast
+        - haskell-tools-backend-ghc
+        - haskell-tools-rewrite
+        - haskell-tools-prettyprint
+        - haskell-tools-refactor
+        - haskell-tools-demo
+        - haskell-tools-cli
+        - haskell-tools-daemon
+        - haskell-tools-debug
+
     # If you stop maintaining a package you can move it here.
     # It will then be disabled if it starts causing problems.
     # See https://github.com/fpco/stackage/issues/1056