diff --git a/cardano-node/src/Cardano/Node/Run.hs b/cardano-node/src/Cardano/Node/Run.hs
index 915df39bf5e..f2ee5c942d6 100644
--- a/cardano-node/src/Cardano/Node/Run.hs
+++ b/cardano-node/src/Cardano/Node/Run.hs
@@ -506,10 +506,15 @@ handleSimpleNode runP p2pMode tracers nc onKernel = do
             (_, Nothing)         -> Map.keys
                                   $ supportedNodeToClientVersions (Proxy @blk)
     when (  ncTestEnableDevelopmentNetworkProtocols nc
-         && (not (null developmentNtnVersions) || not (null developmentNtcVersions)) )
+         && not (null developmentNtnVersions))
        $ traceWith (startupTracer tracers)
-                   (WarningDevelopmentNetworkProtocols
-                     developmentNtnVersions
+                   (WarningDevelopmentNodeToNodeVersions
+                     developmentNtnVersions)
+
+    when (  ncTestEnableDevelopmentNetworkProtocols nc
+         && not (null developmentNtcVersions))
+       $ traceWith (startupTracer tracers)
+                   (WarningDevelopmentNodeToClientVersions
                      developmentNtcVersions)
 
 #ifdef UNIX
diff --git a/cardano-node/src/Cardano/Node/Startup.hs b/cardano-node/src/Cardano/Node/Startup.hs
index 14edc4eda98..b63c6f15c11 100644
--- a/cardano-node/src/Cardano/Node/Startup.hs
+++ b/cardano-node/src/Cardano/Node/Startup.hs
@@ -108,9 +108,15 @@ data StartupTrace blk =
   --
   | P2PWarningDevelopementNetworkProtocols
 
-  -- | Warn when 'TestEnableDevelopmentNetworkProtocols' is set.
+  -- | Warn when 'TestEnableDevelopmentNetworkProtocols' is set and affects
+  -- node-to-node protocol.
   --
-  | WarningDevelopmentNetworkProtocols [NodeToNodeVersion] [NodeToClientVersion]
+  | WarningDevelopmentNodeToNodeVersions [NodeToNodeVersion]
+
+  -- | Warn when 'TestEnableDevelopmentNetworkProtocols' is set and affects
+  -- node-to-client protocol.
+  --
+  | WarningDevelopmentNodeToClientVersions [NodeToClientVersion]
 
   | BICommon BasicInfoCommon
   | BIShelley BasicInfoShelleyBased
@@ -124,7 +130,8 @@ severityStartupTracer (NetworkConfigUpdateError _) = Error
 severityStartupTracer NetworkConfigUpdateUnsupported = Warning
 severityStartupTracer P2PWarning = Warning
 severityStartupTracer P2PWarningDevelopementNetworkProtocols = Warning
-severityStartupTracer WarningDevelopmentNetworkProtocols {} = Warning
+severityStartupTracer WarningDevelopmentNodeToNodeVersions {} = Warning
+severityStartupTracer WarningDevelopmentNodeToClientVersions {} = Warning
 severityStartupTracer _ = Info
 
 data BasicInfoCommon = BasicInfoCommon {
diff --git a/cardano-node/src/Cardano/Node/Tracing/StateRep.hs b/cardano-node/src/Cardano/Node/Tracing/StateRep.hs
index c2b2fb3a4c4..5975f40282b 100644
--- a/cardano-node/src/Cardano/Node/Tracing/StateRep.hs
+++ b/cardano-node/src/Cardano/Node/Tracing/StateRep.hs
@@ -79,7 +79,8 @@ data StartupState
   | NetworkConfigUpdateError Text
   | P2PWarning
   | P2PWarningDevelopementNetworkProtocols
-  | WarningDevelopmentNetworkProtocols [NPV.NodeToNodeVersion] [NPV.NodeToClientVersion]
+  | WarningDevelopmentNodeToNodeVersions [NPV.NodeToNodeVersion]
+  | WarningDevelopmentNodeToClientVersions [NPV.NodeToClientVersion]
   deriving (Generic, FromJSON, ToJSON)
 
 -- | The representation of the current state of node.
@@ -215,10 +216,11 @@ traceNodeStateStartup tr ev =
       traceWith tr $ NodeStartup $ NetworkConfigUpdateError e
     Startup.P2PWarning ->
       traceWith tr $ NodeStartup P2PWarning
-    Startup.P2PWarningDevelopementNetworkProtocols ->
-      traceWith tr $ NodeStartup P2PWarningDevelopementNetworkProtocols
-    Startup.WarningDevelopmentNetworkProtocols n2ns n2cs ->
-      traceWith tr $ NodeStartup $ WarningDevelopmentNetworkProtocols n2ns n2cs
+    Startup.WarningDevelopmentNodeToNodeVersions ntnVersions ->
+      traceWith tr $ NodeStartup (WarningDevelopmentNodeToNodeVersions ntnVersions)
+    Startup.WarningDevelopmentNodeToClientVersions ntcVersions ->
+      traceWith tr $ NodeStartup (WarningDevelopmentNodeToClientVersions ntcVersions)
+    -- TODO: why other constructors are not traced?
     _ -> return ()
 
 traceNodeStateShutdown
diff --git a/cardano-node/src/Cardano/Node/Tracing/Tracers/Startup.hs b/cardano-node/src/Cardano/Node/Tracing/Tracers/Startup.hs
index 48bbb1cdc8b..ebc35ffe864 100644
--- a/cardano-node/src/Cardano/Node/Tracing/Tracers/Startup.hs
+++ b/cardano-node/src/Cardano/Node/Tracing/Tracers/Startup.hs
@@ -137,7 +137,8 @@ namesStartupInfo = \case
   NetworkConfigLegacy {}                    -> ["NetworkConfigLegacy"]
   P2PWarning {}                             -> ["P2PWarning"]
   P2PWarningDevelopementNetworkProtocols {} -> ["P2PWarningDevelopementNetworkProtocols"]
-  WarningDevelopmentNetworkProtocols {}     -> ["WarningDevelopmentNetworkProtocols"]
+  WarningDevelopmentNodeToNodeVersions {}   -> ["WarningDevelopmentNodeToNodeVersions"]
+  WarningDevelopmentNodeToClientVersions {} -> ["WarningDevelopmentNodeToClientVersions"]
   BICommon {}                               -> ["Common"]
   BIShelley {}                              -> ["ShelleyBased"]
   BIByron {}                                -> ["Byron"]
@@ -245,11 +246,15 @@ instance ( Show (BlockNodeToNodeVersion blk)
   forMachine _dtal P2PWarningDevelopementNetworkProtocols =
       mconcat [ "kind" .= String "P2PWarningDevelopementNetworkProtocols"
                , "message" .= String p2pWarningDevelopmentNetworkProtocolsMessage ]
-  forMachine _ver (WarningDevelopmentNetworkProtocols ntnVersions ntcVersions) =
-      mconcat [ "kind" .= String "WarningDevelopmentNetworkProtocols"
+  forMachine _ver (WarningDevelopmentNodeToNodeVersions ntnVersions) =
+      mconcat [ "kind" .= String "WarningDevelopmentNodeToNodeVersions"
                , "message" .= String "enabled development network protocols"
-               , "nodeToNodeDevelopmentVersions" .= String (showT ntnVersions)
-               , "nodeToClientDevelopmentVersions" .= String (showT ntcVersions)
+               , "versions" .= String (showT ntnVersions)
+               ]
+  forMachine _ver (WarningDevelopmentNodeToClientVersions ntcVersions) =
+      mconcat [ "kind" .= String "WarningDevelopmentNodeToClientVersions"
+               , "message" .= String "enabled development network protocols"
+               , "versions" .= String (showT ntcVersions)
                ]
   forMachine _dtal (BINetwork BasicInfoNetwork {..}) =
       mconcat [ "kind" .= String "BasicInfoNetwork"
@@ -353,10 +358,12 @@ ppStartupInfoTrace P2PWarning = p2pWarningMessage
 ppStartupInfoTrace P2PWarningDevelopementNetworkProtocols =
     p2pWarningDevelopmentNetworkProtocolsMessage
 
-ppStartupInfoTrace (WarningDevelopmentNetworkProtocols ntnVersions ntcVersions) =
-     "enabled development network protocols: "
+ppStartupInfoTrace (WarningDevelopmentNodeToNodeVersions ntnVersions) =
+     "enabled development node-to-node versions: "
   <> showT ntnVersions
-  <> " "
+
+ppStartupInfoTrace (WarningDevelopmentNodeToClientVersions ntcVersions) =
+     "enabled development node-to-client versions: "
   <> showT ntcVersions
 
 ppStartupInfoTrace (BINetwork BasicInfoNetwork {..}) =
diff --git a/cardano-node/src/Cardano/Tracing/Startup.hs b/cardano-node/src/Cardano/Tracing/Startup.hs
index ba45dffb4d8..d3347427a12 100644
--- a/cardano-node/src/Cardano/Tracing/Startup.hs
+++ b/cardano-node/src/Cardano/Tracing/Startup.hs
@@ -31,7 +31,8 @@ instance HasSeverityAnnotation (StartupTrace blk) where
     getSeverityAnnotation NetworkConfigUpdateUnsupported = Warning
     getSeverityAnnotation P2PWarning = Warning
     getSeverityAnnotation P2PWarningDevelopementNetworkProtocols = Warning
-    getSeverityAnnotation WarningDevelopmentNetworkProtocols {} = Warning
+    getSeverityAnnotation WarningDevelopmentNodeToNodeVersions {} = Warning
+    getSeverityAnnotation WarningDevelopmentNodeToClientVersions {} = Warning
     getSeverityAnnotation _ = Info
 
 instance HasPrivacyAnnotation (StartupTrace blk)