diff --git a/package.yaml b/package.yaml
index 88889931c..7732f9629 100644
--- a/package.yaml
+++ b/package.yaml
@@ -1,5 +1,5 @@
 name: simplexmq
-version: 0.3.2
+version: 0.4.0
 synopsis: SimpleXMQ message broker
 description:  |
   This package includes <./docs/Simplex-Messaging-Server.html server>,
diff --git a/scripts/smp-server-digitalocean-droplet/marketplace-image.json b/scripts/smp-server-digitalocean-droplet/marketplace-image.json
index e42fa3448..c85dccc53 100644
--- a/scripts/smp-server-digitalocean-droplet/marketplace-image.json
+++ b/scripts/smp-server-digitalocean-droplet/marketplace-image.json
@@ -3,7 +3,7 @@
     "token": "{{env `DIGITALOCEAN_TOKEN`}}",
     "image_name": "smp-server-snapshot",
     "application_name": "SMP server",
-    "release_tag": "v0.3.2"
+    "release_tag": "v0.4.0"
   },
   "sensitive-variables": ["token"],
   "builders": [
diff --git a/simplexmq.cabal b/simplexmq.cabal
index c34c18ef6..30ff89c34 100644
--- a/simplexmq.cabal
+++ b/simplexmq.cabal
@@ -4,10 +4,10 @@ cabal-version: 1.12
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 5169db4a4922766c79f08cbdb91d4c765520372273ab432569eba25a253a8dbb
+-- hash: e25d53dc1b12c8bcdf029091182613198be5271348ea19174b6532d820fe1fc9
 
 name:           simplexmq
-version:        0.3.2
+version:        0.4.0
 synopsis:       SimpleXMQ message broker
 description:    This package includes <./docs/Simplex-Messaging-Server.html server>,
                 <./docs/Simplex-Messaging-Client.html client> and
diff --git a/src/Simplex/Messaging/Agent.hs b/src/Simplex/Messaging/Agent.hs
index 6b003250c..fe52e7fef 100644
--- a/src/Simplex/Messaging/Agent.hs
+++ b/src/Simplex/Messaging/Agent.hs
@@ -106,7 +106,7 @@ runSMPAgentBlocking (ATransport t) started cfg@AgentConfig {tcpPort} = runReader
   where
     smpAgent :: forall c m'. (Transport c, MonadUnliftIO m', MonadReader Env m') => TProxy c -> m' ()
     smpAgent _ = runTransportServer started tcpPort $ \(h :: c) -> do
-      liftIO $ putLn h "Welcome to SMP v0.3.2 agent"
+      liftIO $ putLn h "Welcome to SMP v0.4.0 agent"
       c <- getAgentClient
       logConnection c True
       race_ (connectClient h c) (runAgentClient c)
diff --git a/tests/SMPAgentClient.hs b/tests/SMPAgentClient.hs
index f967368b1..b1c37288c 100644
--- a/tests/SMPAgentClient.hs
+++ b/tests/SMPAgentClient.hs
@@ -189,7 +189,7 @@ testSMPAgentClientOn :: (Transport c, MonadUnliftIO m) => ServiceName -> (c -> m
 testSMPAgentClientOn port' client = do
   runTransportClient agentTestHost port' $ \h -> do
     line <- liftIO $ getLn h
-    if line == "Welcome to SMP v0.3.2 agent"
+    if line == "Welcome to SMP v0.4.0 agent"
       then client h
       else error $ "wrong welcome message: " <> B.unpack line