diff --git a/changelog/12300.txt b/changelog/12300.txt
new file mode 100644
index 000000000000..d4acaf285cd0
--- /dev/null
+++ b/changelog/12300.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+database/couchbase: change default template to truncate username at 128 characters
+```
\ No newline at end of file
diff --git a/go.mod b/go.mod
index d0295fae8194..f37363d7ef43 100644
--- a/go.mod
+++ b/go.mod
@@ -92,7 +92,7 @@ require (
 	github.com/hashicorp/vault-plugin-auth-kerberos v0.4.0
 	github.com/hashicorp/vault-plugin-auth-kubernetes v0.10.1
 	github.com/hashicorp/vault-plugin-auth-oci v0.8.0
-	github.com/hashicorp/vault-plugin-database-couchbase v0.4.0
+	github.com/hashicorp/vault-plugin-database-couchbase v0.4.1
 	github.com/hashicorp/vault-plugin-database-elasticsearch v0.8.0
 	github.com/hashicorp/vault-plugin-database-mongodbatlas v0.4.0
 	github.com/hashicorp/vault-plugin-database-snowflake v0.2.0
diff --git a/go.sum b/go.sum
index 2c22b4128d1d..a74ce4d9d499 100644
--- a/go.sum
+++ b/go.sum
@@ -695,8 +695,8 @@ github.com/hashicorp/vault-plugin-auth-kubernetes v0.10.1 h1:7c2ufXt5oXSUISNHpO0
 github.com/hashicorp/vault-plugin-auth-kubernetes v0.10.1/go.mod h1:2c/k3nsoGPKV+zpAWCiajt4e66vncEq8Li/eKLqErAc=
 github.com/hashicorp/vault-plugin-auth-oci v0.8.0 h1:qYtVYsQlVnqqlCVqZ+CAiFEXuYJqUQCuqcWQVELybZY=
 github.com/hashicorp/vault-plugin-auth-oci v0.8.0/go.mod h1:Cn5cjR279Y+snw8LTaiLTko3KGrbigRbsQPOd2D5xDw=
-github.com/hashicorp/vault-plugin-database-couchbase v0.4.0 h1:N5ChjecnC88mRfT9KehoeSK6xEyzGoL6g9HJnSZKgII=
-github.com/hashicorp/vault-plugin-database-couchbase v0.4.0/go.mod h1:Seivjno/BOtkqX41d/DDYtTg6zNoxIgNaUVZ3ObZYi4=
+github.com/hashicorp/vault-plugin-database-couchbase v0.4.1 h1:DSFwDOcmgZ+CSgTh4F5AK7p311QHoT1Jebj/z9PNi6g=
+github.com/hashicorp/vault-plugin-database-couchbase v0.4.1/go.mod h1:Seivjno/BOtkqX41d/DDYtTg6zNoxIgNaUVZ3ObZYi4=
 github.com/hashicorp/vault-plugin-database-elasticsearch v0.8.0 h1:c9/fwjJf9XjXSM8WzCKL2fco4jyAudUSM9QIY4hY+5M=
 github.com/hashicorp/vault-plugin-database-elasticsearch v0.8.0/go.mod h1:QiQnpM6tI8LqIO+XfI/5AddV7d9cT1DhhOekLV2+AKY=
 github.com/hashicorp/vault-plugin-database-mongodbatlas v0.4.0 h1:baCsn+MRffmcqkOf3p6Fh0fvw2llXl63Ts4Fl14Vn3A=