diff --git a/ouroboros-consensus-cardano/ouroboros-consensus-cardano.cabal b/ouroboros-consensus-cardano/ouroboros-consensus-cardano.cabal
index 0db2dbf93e..97eb97a210 100644
--- a/ouroboros-consensus-cardano/ouroboros-consensus-cardano.cabal
+++ b/ouroboros-consensus-cardano/ouroboros-consensus-cardano.cabal
@@ -128,7 +128,7 @@ library
     , cardano-ledger-binary
     , cardano-ledger-byron
     , cardano-ledger-conway
-    , cardano-ledger-core           ^>=1.3.1
+    , cardano-ledger-core           ^>=1.4
     , cardano-ledger-mary
     , cardano-ledger-shelley
     , cardano-prelude