diff --git a/validate/validate.go b/validate/validate.go
index fe15ad100..256b33718 100644
--- a/validate/validate.go
+++ b/validate/validate.go
@@ -181,6 +181,9 @@ func (v *Validator) Validate(formatVersion semver.Version) []error {
 	if err := v.entities(v.state.FilterChains, "filter_chains"); err != nil {
 		allErr = append(allErr, err...)
 	}
+	if err := v.entities(v.state.Vaults, "vaults"); err != nil {
+		allErr = append(allErr, err...)
+	}
 
 	// validate routes format with Kong 3.x
 	parsed30, err := semver.ParseTolerant(utils.FormatVersion30)