diff --git a/cache_test.go b/cache_test.go
index 1088cdaf..374fff7d 100644
--- a/cache_test.go
+++ b/cache_test.go
@@ -62,7 +62,7 @@ func TestCacheFind(t *testing.T) {
 	idName := mapper.Obj2Table("Id")
 
 	boxes = make([]MailBox, 0, 2)
-	assert.NoError(t, testEngine.Alias("a").Where("a."+idName+" > -1").Asc("a."+idName).Find(&boxes))
+	assert.NoError(t, testEngine.Alias("a").Where("`a`.`"+idName+"` > -1").Asc("a."+idName).Find(&boxes))
 	assert.EqualValues(t, 2, len(boxes))
 	for i, box := range boxes {
 		assert.Equal(t, inserts[i].Id, box.Id)
@@ -79,7 +79,7 @@ func TestCacheFind(t *testing.T) {
 	tableName := mapper.Obj2Table("MailBox")
 
 	boxes2 := make([]MailBox4, 0, 2)
-	assert.NoError(t, testEngine.Table(tableName).Where(tableName+"."+idName+" > -1").Asc(tableName+"."+idName).Find(&boxes2))
+	assert.NoError(t, testEngine.Table(tableName).Where("`"+tableName+"`.`"+idName+"` > -1").Asc(tableName+"."+idName).Find(&boxes2))
 	assert.EqualValues(t, 2, len(boxes2))
 	for i, box := range boxes2 {
 		assert.Equal(t, inserts[i].Id, box.Id)
@@ -168,14 +168,14 @@ func TestCacheGet(t *testing.T) {
 	idName := mapper.Obj2Table("Id")
 
 	var box1 MailBox3
-	has, err := testEngine.Where(idName+" = ?", inserts[0].Id).Get(&box1)
+	has, err := testEngine.Where("`"+idName+"` = ?", inserts[0].Id).Get(&box1)
 	assert.NoError(t, err)
 	assert.True(t, has)
 	assert.EqualValues(t, "user1", box1.Username)
 	assert.EqualValues(t, "pass1", box1.Password)
 
 	var box2 MailBox3
-	has, err = testEngine.Where(idName+" = ?", inserts[0].Id).Get(&box2)
+	has, err = testEngine.Where("`"+idName+"` = ?", inserts[0].Id).Get(&box2)
 	assert.NoError(t, err)
 	assert.True(t, has)
 	assert.EqualValues(t, "user1", box2.Username)
diff --git a/session_cond_test.go b/session_cond_test.go
index bd2d5391..48bd3f4d 100644
--- a/session_cond_test.go
+++ b/session_cond_test.go
@@ -36,8 +36,8 @@ func TestBuilder(t *testing.T) {
 	_, err = testEngine.Insert(&Condition{TableName: "table1", ColName: "col1", Op: OpEqual, Value: "1"})
 	assert.NoError(t, err)
 
-	colNameName := mapper.Obj2Table("ColName")
-	opName := mapper.Obj2Table("Op")
+	colNameName := "`" + mapper.Obj2Table("ColName") + "`"
+	opName := "`" + mapper.Obj2Table("Op") + "`"
 
 	var cond Condition
 	has, err := testEngine.Where(builder.Eq{colNameName: "col1"}).Get(&cond)
@@ -45,7 +45,7 @@ func TestBuilder(t *testing.T) {
 	assert.Equal(t, true, has, "records should exist")
 
 	has, err = testEngine.Where(builder.Eq{colNameName: "col1"}.
-		And(builder.Eq{"op": OpEqual})).
+		And(builder.Eq{opName: OpEqual})).
 		NoAutoCondition().
 		Get(&cond)
 	assert.NoError(t, err)
@@ -223,7 +223,7 @@ func TestFindAndCount(t *testing.T) {
 
 	var results []FindAndCount
 	nameName := mapper.Obj2Table("Name")
-	sess := testEngine.Where(nameName+" = ?", "test1")
+	sess := testEngine.Where("`"+nameName+"` = ?", "test1")
 	conds := sess.Conds()
 	err = sess.Find(&results)
 	assert.NoError(t, err)