diff --git a/go.mod b/go.mod
index ff91637..dd58bc5 100644
--- a/go.mod
+++ b/go.mod
@@ -8,6 +8,7 @@ require (
 )
 
 require (
+	github.com/klauspost/compress v1.16.5 // indirect
 	golang.org/x/crypto v0.6.0 // indirect
 	golang.org/x/sys v0.5.0 // indirect
 )
diff --git a/go.sum b/go.sum
index c616dbc..09e2a96 100644
--- a/go.sum
+++ b/go.sum
@@ -1,3 +1,5 @@
+github.com/klauspost/compress v1.16.5 h1:IFV2oUNUzZaz+XyusxpLzpzS8Pt5rh0Z16For/djlyI=
+github.com/klauspost/compress v1.16.5/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
 github.com/nats-io/nkeys v0.4.4 h1:xvBJ8d69TznjcQl9t6//Q5xXuVhyYiSos6RPtvQNTwA=
 github.com/nats-io/nkeys v0.4.4/go.mod h1:XUkxdLPTufzlihbamfzQ7mw/VGx6ObUs+0bN5sNvt64=
 github.com/nats-io/nuid v1.0.1 h1:5iA8DT8V7q8WK2EScv2padNa/rTESc1KdnPw4TC2paw=
diff --git a/go_test.mod b/go_test.mod
index 184fa9b..3c45d47 100644
--- a/go_test.mod
+++ b/go_test.mod
@@ -4,17 +4,17 @@ go 1.19
 
 require (
 	github.com/golang/protobuf v1.4.2
-	github.com/nats-io/nats-server/v2 v2.9.6
+	github.com/klauspost/compress v1.16.5
+	github.com/nats-io/nats-server/v2 v2.9.16
 	github.com/nats-io/nkeys v0.4.4
 	github.com/nats-io/nuid v1.0.1
 	google.golang.org/protobuf v1.23.0
 )
 
 require (
-	github.com/klauspost/compress v1.15.11 // indirect
 	github.com/minio/highwayhash v1.0.2 // indirect
-	github.com/nats-io/jwt/v2 v2.3.0 // indirect
-	golang.org/x/crypto v0.6.0 // indirect
-	golang.org/x/sys v0.5.0 // indirect
-	golang.org/x/time v0.0.0-20220922220347-f3bd1da661af // indirect
+	github.com/nats-io/jwt/v2 v2.4.1 // indirect
+	golang.org/x/crypto v0.8.0 // indirect
+	golang.org/x/sys v0.7.0 // indirect
+	golang.org/x/time v0.3.0 // indirect
 )
diff --git a/go_test.sum b/go_test.sum
index b3cd004..3408986 100644
--- a/go_test.sum
+++ b/go_test.sum
@@ -9,32 +9,25 @@ github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
 github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.4.0 h1:xsAVV57WRhGj6kEIi8ReJzQlHHqcBYCElAvkovg3B/4=
 github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/klauspost/compress v1.15.11 h1:Lcadnb3RKGin4FYM/orgq0qde+nc15E5Cbqg4B9Sx9c=
-github.com/klauspost/compress v1.15.11/go.mod h1:QPwzmACJjUTFsnSHH934V6woptycfrDDJnH7hvFVbGM=
+github.com/klauspost/compress v1.16.5 h1:IFV2oUNUzZaz+XyusxpLzpzS8Pt5rh0Z16For/djlyI=
+github.com/klauspost/compress v1.16.5/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
 github.com/minio/highwayhash v1.0.2 h1:Aak5U0nElisjDCfPSG79Tgzkn2gl66NxOMspRrKnA/g=
 github.com/minio/highwayhash v1.0.2/go.mod h1:BQskDq+xkJ12lmlUUi7U0M5Swg3EWR+dLTk+kldvVxY=
-github.com/nats-io/jwt/v2 v2.3.0 h1:z2mA1a7tIf5ShggOFlR1oBPgd6hGqcDYsISxZByUzdI=
-github.com/nats-io/jwt/v2 v2.3.0/go.mod h1:0tqz9Hlu6bCBFLWAASKhE5vUA4c24L9KPUUgvwumE/k=
-github.com/nats-io/nats-server/v2 v2.9.6 h1:RTtK+rv/4CcliOuqGsy58g7MuWkBaWmF5TUNwuUo9Uw=
-github.com/nats-io/nats-server/v2 v2.9.6/go.mod h1:AB6hAnGZDlYfqb7CTAm66ZKMZy9DpfierY1/PbpvI2g=
-github.com/nats-io/nkeys v0.3.0/go.mod h1:gvUNGjVcM2IPr5rCsRsC6Wb3Hr2CQAm08dsxtV6A5y4=
+github.com/nats-io/jwt/v2 v2.4.1 h1:Y35W1dgbbz2SQUYDPCaclXcuqleVmpbRa7646Jf2EX4=
+github.com/nats-io/jwt/v2 v2.4.1/go.mod h1:24BeQtRwxRV8ruvC4CojXlx/WQ/VjuwlYiH+vu/+ibI=
+github.com/nats-io/nats-server/v2 v2.9.16 h1:SuNe6AyCcVy0g5326wtyU8TdqYmcPqzTjhkHojAjprc=
+github.com/nats-io/nats-server/v2 v2.9.16/go.mod h1:z1cc5Q+kqJkz9mLUdlcSsdYnId4pyImHjNgoh6zxSC0=
 github.com/nats-io/nkeys v0.4.4 h1:xvBJ8d69TznjcQl9t6//Q5xXuVhyYiSos6RPtvQNTwA=
 github.com/nats-io/nkeys v0.4.4/go.mod h1:XUkxdLPTufzlihbamfzQ7mw/VGx6ObUs+0bN5sNvt64=
 github.com/nats-io/nuid v1.0.1 h1:5iA8DT8V7q8WK2EScv2padNa/rTESc1KdnPw4TC2paw=
 github.com/nats-io/nuid v1.0.1/go.mod h1:19wcPz3Ph3q0Jbyiqsd0kePYG7A95tJPxeL+1OSON2c=
-golang.org/x/crypto v0.0.0-20210314154223-e6e6c4f2bb5b/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
-golang.org/x/crypto v0.6.0 h1:qfktjS5LUO+fFKeJXZ+ikTRijMmljikvG68fpMMruSc=
-golang.org/x/crypto v0.6.0/go.mod h1:OFC/31mSvZgRz0V1QTNCzfAI1aIRzbiufJtkMIlEp58=
-golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/crypto v0.8.0 h1:pd9TJtTueMTVQXzk8E2XESSMQDj/U7OUu0PqJqPXQjQ=
+golang.org/x/crypto v0.8.0/go.mod h1:mRqEX+O9/h5TFCrQhkgjo2yKi0yYA+9ecGkdQoHrywE=
 golang.org/x/sys v0.0.0-20190130150945-aca44879d564/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
-golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/time v0.0.0-20220922220347-f3bd1da661af h1:Yx9k8YCG3dvF87UAn2tu2HQLf2dt/eR1bXxpLMWeH+Y=
-golang.org/x/time v0.0.0-20220922220347-f3bd1da661af/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
-golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/sys v0.7.0 h1:3jlCCIQZPdOYu1h8BkNvLz8Kgwtae2cagcG/VamtZRU=
+golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/time v0.3.0 h1:rg5rLMjNzMS1RkNLzCG38eapWhnYLFYXDXj2gOlr8j4=
+golang.org/x/time v0.3.0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
diff --git a/parser.go b/parser.go
index a0f0cca..70204e6 100644
--- a/parser.go
+++ b/parser.go
@@ -1,4 +1,4 @@
-// Copyright 2012-2122 The NATS Authors
+// Copyright 2012-2023 The NATS Authors
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
diff --git a/ws.go b/ws.go
index c4919a3..b202df9 100644
--- a/ws.go
+++ b/ws.go
@@ -1,4 +1,4 @@
-// Copyright 2021-2022 The NATS Authors
+// Copyright 2021-2023 The NATS Authors
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
@@ -16,7 +16,6 @@ package nats
 import (
 	"bufio"
 	"bytes"
-	"compress/flate"
 	"crypto/rand"
 	"crypto/sha1"
 	"encoding/base64"
@@ -30,6 +29,8 @@ import (
 	"strings"
 	"time"
 	"unicode/utf8"
+
+	"github.com/klauspost/compress/flate"
 )
 
 type wsOpCode int
@@ -448,8 +449,12 @@ func (w *websocketWriter) Write(p []byte) (int, error) {
 			} else {
 				w.compressor.Reset(buf)
 			}
-			w.compressor.Write(p)
-			w.compressor.Close()
+			if n, err = w.compressor.Write(p); err != nil {
+				return n, err
+			}
+			if err = w.compressor.Flush(); err != nil {
+				return n, err
+			}
 			b := buf.Bytes()
 			p = b[:len(b)-4]
 		}
@@ -692,6 +697,9 @@ func (nc *Conn) wsEnqueueCloseMsgLocked(status int, payload string) {
 	wr.cm = frame
 	wr.cmDone = true
 	nc.bw.flush()
+	if c := wr.compressor; c != nil {
+		c.Close()
+	}
 }
 
 func (nc *Conn) wsEnqueueControlMsg(needsLock bool, frameType wsOpCode, payload []byte) {
diff --git a/ws_test.go b/ws_test.go
index 1de473b..9773cab 100644
--- a/ws_test.go
+++ b/ws_test.go
@@ -1,4 +1,4 @@
-// Copyright 2021-2022 The NATS Authors
+// Copyright 2021-2023 The NATS Authors
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
@@ -15,7 +15,6 @@ package nats
 
 import (
 	"bytes"
-	"compress/flate"
 	"context"
 	"crypto/tls"
 	"encoding/binary"
@@ -32,6 +31,7 @@ import (
 	"testing"
 	"time"
 
+	"github.com/klauspost/compress/flate"
 	"github.com/nats-io/nats-server/v2/server"
 	serverTest "github.com/nats-io/nats-server/v2/test"
 	"github.com/nats-io/nuid"