diff --git a/CHANGELOG.next.asciidoc b/CHANGELOG.next.asciidoc
index c7251aef80a..2ad4bd6a11e 100644
--- a/CHANGELOG.next.asciidoc
+++ b/CHANGELOG.next.asciidoc
@@ -216,6 +216,7 @@ https://github.com/elastic/beats/compare/v8.8.1\...main[Check the HEAD diff]
 - Added support for Okta OAuth2 provider in the CEL input. {issue}36336[36336] {pull}36521[36521]
 - Improve error logging in HTTPJSON input. {pull}36529[36529]
 - Add input metrics to http_endpoint input. {issue}36402[36402] {pull}36427[36427]
+- Update mito CEL extension library to v1.6.0. {pull}36651[36651]
 
 *Auditbeat*
 
diff --git a/NOTICE.txt b/NOTICE.txt
index 77541649c2d..bc45b225aef 100644
--- a/NOTICE.txt
+++ b/NOTICE.txt
@@ -15600,11 +15600,11 @@ limitations under the License.
 
 --------------------------------------------------------------------------------
 Dependency : github.com/elastic/mito
-Version: v1.5.0
+Version: v1.6.0
 Licence type (autodetected): Apache-2.0
 --------------------------------------------------------------------------------
 
-Contents of probable licence file $GOMODCACHE/github.com/elastic/mito@v1.5.0/LICENSE:
+Contents of probable licence file $GOMODCACHE/github.com/elastic/mito@v1.6.0/LICENSE:
 
 
                                  Apache License
diff --git a/go.mod b/go.mod
index 0aa925dcc15..4cf3e5c020e 100644
--- a/go.mod
+++ b/go.mod
@@ -206,7 +206,7 @@ require (
 	github.com/elastic/elastic-agent-shipper-client v0.5.1-0.20230228231646-f04347b666f3
 	github.com/elastic/elastic-agent-system-metrics v0.6.1
 	github.com/elastic/go-elasticsearch/v8 v8.10.0
-	github.com/elastic/mito v1.5.0
+	github.com/elastic/mito v1.6.0
 	github.com/elastic/toutoumomoma v0.0.0-20221026030040-594ef30cb640
 	github.com/foxcpp/go-mockdns v0.0.0-20201212160233-ede2f9158d15
 	github.com/google/cel-go v0.15.3
diff --git a/go.sum b/go.sum
index 2375c473a8d..371aa1efbb2 100644
--- a/go.sum
+++ b/go.sum
@@ -695,8 +695,8 @@ github.com/elastic/gopacket v1.1.20-0.20211202005954-d412fca7f83a h1:8WfL/X6fK11
 github.com/elastic/gopacket v1.1.20-0.20211202005954-d412fca7f83a/go.mod h1:riddUzxTSBpJXk3qBHtYr4qOhFhT6k/1c0E3qkQjQpA=
 github.com/elastic/gosigar v0.14.2 h1:Dg80n8cr90OZ7x+bAax/QjoW/XqTI11RmA79ZwIm9/4=
 github.com/elastic/gosigar v0.14.2/go.mod h1:iXRIGg2tLnu7LBdpqzyQfGDEidKCfWcCMS0WKyPWoMs=
-github.com/elastic/mito v1.5.0 h1:637UzhwJH8XfHgusGrpL9b7sTkDE+gJ4unf1tDPDtUE=
-github.com/elastic/mito v1.5.0/go.mod h1:J0LW+SbpiAoiBUBEBrbH8epwNDFhWWgEWyR/9DpY04c=
+github.com/elastic/mito v1.6.0 h1:0Gf0qovzgBCKfGoPKdqdGKBjS9L3mRREWNqb7zG2WYg=
+github.com/elastic/mito v1.6.0/go.mod h1:J0LW+SbpiAoiBUBEBrbH8epwNDFhWWgEWyR/9DpY04c=
 github.com/elastic/ristretto v0.1.1-0.20220602190459-83b0895ca5b3 h1:ChPwRVv1RR4a0cxoGjKcyWjTEpxYfm5gydMIzo32cAw=
 github.com/elastic/ristretto v0.1.1-0.20220602190459-83b0895ca5b3/go.mod h1:RAy2GVV4sTWVlNMavv3xhLsk18rxhfhDnombTe6EF5c=
 github.com/elastic/sarama v1.19.1-0.20220310193331-ebc2b0d8eef3 h1:FzA0/n4iMt8ojGDGRoiFPSHFvvdVIvxOxyLtiFnrLBM=
diff --git a/x-pack/filebeat/docs/inputs/input-cel.asciidoc b/x-pack/filebeat/docs/inputs/input-cel.asciidoc
index 6bfee14a7f6..258d23096e6 100644
--- a/x-pack/filebeat/docs/inputs/input-cel.asciidoc
+++ b/x-pack/filebeat/docs/inputs/input-cel.asciidoc
@@ -1,7 +1,7 @@
 [role="xpack"]
 
 :type: cel
-:mito_version: v1.5.0
+:mito_version: v1.6.0
 :mito_docs: https://pkg.go.dev/github.com/elastic/mito@{mito_version}
 
 [id="{beatname_lc}-input-{type}"]