diff --git a/pkg/spec/postgresql.go b/pkg/spec/postgresql.go
index 4d85c3157..b5b7ef7b0 100644
--- a/pkg/spec/postgresql.go
+++ b/pkg/spec/postgresql.go
@@ -196,8 +196,8 @@ func clusterName(clusterName string, teamName string) (string, error) {
 	if len(clusterName) < teamNameLen+2 {
 		return "", fmt.Errorf("Name is too short")
 	}
-	if strings.ToLower(clusterName[:teamNameLen]) != strings.ToLower(teamName) {
-		return "", fmt.Errorf("Name must start with the team name")
+	if strings.ToLower(clusterName[:teamNameLen+1]) != strings.ToLower(teamName) + "-" {
+		return "", fmt.Errorf("Name must start with the team name and dash")
 	}
 
 	return clusterName[teamNameLen+1:], nil