diff --git a/ionoscloud/data_source_dbaas_mongo_cluster.go b/ionoscloud/data_source_dbaas_mongo_cluster.go
index 706f2bd92..b0c958dfb 100644
--- a/ionoscloud/data_source_dbaas_mongo_cluster.go
+++ b/ionoscloud/data_source_dbaas_mongo_cluster.go
@@ -289,11 +289,12 @@ func dataSourceDbaasMongoReadCluster(ctx context.Context, d *schema.ResourceData
 			}
 		}
 
-		if len(results) == 0 {
+		switch {
+		case len(results) == 0:
 			return diag.FromErr(fmt.Errorf("no DBaaS mongo cluster found with the specified name = %s", name))
-		} else if len(results) > 1 {
+		case len(results) > 1:
 			return diag.FromErr(fmt.Errorf("more than one DBaaS mongo cluster found with the specified criteria name = %s", name))
-		} else {
+		default:
 			cluster = results[0]
 		}
 
diff --git a/ionoscloud/data_source_dbaas_mongo_user.go b/ionoscloud/data_source_dbaas_mongo_user.go
index ad76f960e..0cbc4a93f 100644
--- a/ionoscloud/data_source_dbaas_mongo_user.go
+++ b/ionoscloud/data_source_dbaas_mongo_user.go
@@ -102,11 +102,12 @@ func dataSourceDbaasMongoReadUser(ctx context.Context, d *schema.ResourceData, m
 		}
 	}
 
-	if len(results) == 0 {
+	switch {
+	case len(results) == 0:
 		return diag.FromErr(fmt.Errorf("no DBaaS mongo user found with the specified username = %s and cluster_id = %s", username, clusterId))
-	} else if len(results) > 1 {
+	case len(results) > 1:
 		return diag.FromErr(fmt.Errorf("more than one DBaaS mongo user found with the specified criteria username = %s and cluster_id = %s", username, clusterId))
-	} else {
+	default:
 		user = results[0]
 	}