diff --git a/cardano-node/src/Cardano/Node/Tracing/Tracers/Startup.hs b/cardano-node/src/Cardano/Node/Tracing/Tracers/Startup.hs
index 783678ea94e..3553093949c 100644
--- a/cardano-node/src/Cardano/Node/Tracing/Tracers/Startup.hs
+++ b/cardano-node/src/Cardano/Node/Tracing/Tracers/Startup.hs
@@ -443,13 +443,8 @@ nodeToClientVersionToInt = \case
 
 nodeToNodeVersionToInt :: NodeToNodeVersion -> Int
 nodeToNodeVersionToInt = \case
-  NodeToNodeV_7 -> 7
-  NodeToNodeV_8 -> 8
-  NodeToNodeV_9 -> 9
-  NodeToNodeV_10 -> 10
-  NodeToNodeV_11 -> 11
-  NodeToNodeV_12 -> 12
   NodeToNodeV_13 -> 13
+  NodeToNodeV_14 -> 14
 
 -- | Pretty print 'StartupInfoTrace'
 --
diff --git a/cardano-node/src/Cardano/Tracing/OrphanInstances/Network.hs b/cardano-node/src/Cardano/Tracing/OrphanInstances/Network.hs
index 3c677664fea..7cbb31073a8 100644
--- a/cardano-node/src/Cardano/Tracing/OrphanInstances/Network.hs
+++ b/cardano-node/src/Cardano/Tracing/OrphanInstances/Network.hs
@@ -2169,22 +2169,12 @@ instance Show vNumber => ToJSON (HandshakeException vNumber) where
                  ]
 
 instance ToJSON NodeToNodeVersion where
-  toJSON NodeToNodeV_7  = Number 7
-  toJSON NodeToNodeV_8  = Number 8
-  toJSON NodeToNodeV_9  = Number 9
-  toJSON NodeToNodeV_10 = Number 10
-  toJSON NodeToNodeV_11  = Number 11
-  toJSON NodeToNodeV_12  = Number 12
   toJSON NodeToNodeV_13  = Number 13
+  toJSON NodeToNodeV_14  = Number 14
 
 instance FromJSON NodeToNodeVersion where
-  parseJSON (Number 7) = return NodeToNodeV_7
-  parseJSON (Number 8) = return NodeToNodeV_8
-  parseJSON (Number 9) = return NodeToNodeV_9
-  parseJSON (Number 10) = return NodeToNodeV_10
-  parseJSON (Number 11) = return NodeToNodeV_11
-  parseJSON (Number 12) = return NodeToNodeV_12
   parseJSON (Number 13) = return NodeToNodeV_13
+  parseJSON (Number 14) = return NodeToNodeV_14
   parseJSON (Number x) = fail ("FromJSON.NodeToNodeVersion: unsupported node-to-node protocol version " ++ show x)
   parseJSON x          = fail ("FromJSON.NodeToNodeVersion: error parsing NodeToNodeVersion: " ++ show x)