diff --git a/ouroboros-consensus-cardano/src/ouroboros-consensus-cardano/Ouroboros/Consensus/Cardano/Node.hs b/ouroboros-consensus-cardano/src/ouroboros-consensus-cardano/Ouroboros/Consensus/Cardano/Node.hs
index 8215779c2d..425976b7c8 100644
--- a/ouroboros-consensus-cardano/src/ouroboros-consensus-cardano/Ouroboros/Consensus/Cardano/Node.hs
+++ b/ouroboros-consensus-cardano/src/ouroboros-consensus-cardano/Ouroboros/Consensus/Cardano/Node.hs
@@ -478,6 +478,7 @@ instance CardanoHardForkConstraints c
       => SupportedNetworkProtocolVersion (CardanoBlock c) where
   supportedNodeToNodeVersions _ = Map.fromList $
       [ (NodeToNodeV_13, CardanoNodeToNodeVersion2)
+      , (NodeToNodeV_14, CardanoNodeToNodeVersion2)
       ]
 
   supportedNodeToClientVersions _ = Map.fromList $
@@ -493,7 +494,7 @@ instance CardanoHardForkConstraints c
       , (NodeToClientV_18, CardanoNodeToClientVersion14)
       ]
 
-  latestReleasedNodeVersion _prx = (Just NodeToNodeV_13, Just NodeToClientV_17)
+  latestReleasedNodeVersion _prx = (Just NodeToNodeV_14, Just NodeToClientV_18)
 
 {-------------------------------------------------------------------------------
   ProtocolInfo
diff --git a/ouroboros-consensus-cardano/src/shelley/Ouroboros/Consensus/Shelley/Ledger/NetworkProtocolVersion.hs b/ouroboros-consensus-cardano/src/shelley/Ouroboros/Consensus/Shelley/Ledger/NetworkProtocolVersion.hs
index 7fc55dea08..f4f255f936 100644
--- a/ouroboros-consensus-cardano/src/shelley/Ouroboros/Consensus/Shelley/Ledger/NetworkProtocolVersion.hs
+++ b/ouroboros-consensus-cardano/src/shelley/Ouroboros/Consensus/Shelley/Ledger/NetworkProtocolVersion.hs
@@ -49,7 +49,8 @@ instance HasNetworkProtocolVersion (ShelleyBlock proto era) where
 -- TODO #2668 make this era-specific
 instance SupportedNetworkProtocolVersion (ShelleyBlock proto era) where
   supportedNodeToNodeVersions   _ = Map.fromList [
-      (NodeToNodeV_13, ShelleyNodeToNodeVersion1)
+        (NodeToNodeV_13, ShelleyNodeToNodeVersion1)
+      , (NodeToNodeV_14, ShelleyNodeToNodeVersion1)
       ]
   supportedNodeToClientVersions _ = Map.fromList [
         (NodeToClientV_9,  ShelleyNodeToClientVersion5)