diff --git a/cabal.project b/cabal.project
index c661bed08..30bffd725 100644
--- a/cabal.project
+++ b/cabal.project
@@ -48,3 +48,7 @@ write-ghc-environment-files: always
 -- IMPORTANT
 -- Do NOT add more source-repository-package stanzas here unless they are strictly
 -- temporary! Please read the section in CONTRIBUTING about updating dependencies.
+
+constraints:
+    Cabal < 3.14,
+    cardano-ledger-shelley ^>= 1.14.1