diff --git a/database/sql/enterprise_test.go b/database/sql/enterprise_test.go
index 9e1a86dd..b7e2ddbb 100644
--- a/database/sql/enterprise_test.go
+++ b/database/sql/enterprise_test.go
@@ -507,7 +507,7 @@ func (s *EnterpriseTestSuite) TestCreateEnterprisePoolDBFetchTagErr() {
 		WithArgs(s.Fixtures.Enterprises[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Enterprises[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnError(fmt.Errorf("mocked fetching tag error"))
 
 	entity, err := s.Fixtures.Enterprises[0].GetEntity()
@@ -527,7 +527,7 @@ func (s *EnterpriseTestSuite) TestCreateEnterprisePoolDBAddingPoolErr() {
 		WithArgs(s.Fixtures.Enterprises[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Enterprises[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnRows(sqlmock.NewRows([]string{"linux"}))
 	s.Fixtures.SQLMock.
 		ExpectExec(regexp.QuoteMeta("INSERT INTO `tags`")).
@@ -555,7 +555,7 @@ func (s *EnterpriseTestSuite) TestCreateEnterprisePoolDBSaveTagErr() {
 		WithArgs(s.Fixtures.Enterprises[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Enterprises[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnRows(sqlmock.NewRows([]string{"linux"}))
 	s.Fixtures.SQLMock.
 		ExpectExec(regexp.QuoteMeta("INSERT INTO `tags`")).
@@ -586,7 +586,7 @@ func (s *EnterpriseTestSuite) TestCreateEnterprisePoolDBFetchPoolErr() {
 		WithArgs(s.Fixtures.Enterprises[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Enterprises[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnRows(sqlmock.NewRows([]string{"linux"}))
 	s.Fixtures.SQLMock.
 		ExpectExec(regexp.QuoteMeta("INSERT INTO `tags`")).
diff --git a/database/sql/organizations_test.go b/database/sql/organizations_test.go
index 11be72d0..ba24bb98 100644
--- a/database/sql/organizations_test.go
+++ b/database/sql/organizations_test.go
@@ -509,7 +509,7 @@ func (s *OrgTestSuite) TestCreateOrganizationPoolDBFetchTagErr() {
 		WithArgs(s.Fixtures.Orgs[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Orgs[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnError(fmt.Errorf("mocked fetching tag error"))
 
 	entity, err := s.Fixtures.Orgs[0].GetEntity()
@@ -530,7 +530,7 @@ func (s *OrgTestSuite) TestCreateOrganizationPoolDBAddingPoolErr() {
 		WithArgs(s.Fixtures.Orgs[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Orgs[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnRows(sqlmock.NewRows([]string{"linux"}))
 	s.Fixtures.SQLMock.
 		ExpectExec(regexp.QuoteMeta("INSERT INTO `tags`")).
@@ -558,7 +558,7 @@ func (s *OrgTestSuite) TestCreateOrganizationPoolDBSaveTagErr() {
 		WithArgs(s.Fixtures.Orgs[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Orgs[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnRows(sqlmock.NewRows([]string{"linux"}))
 	s.Fixtures.SQLMock.
 		ExpectExec(regexp.QuoteMeta("INSERT INTO `tags`")).
@@ -589,7 +589,7 @@ func (s *OrgTestSuite) TestCreateOrganizationPoolDBFetchPoolErr() {
 		WithArgs(s.Fixtures.Orgs[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Orgs[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnRows(sqlmock.NewRows([]string{"linux"}))
 	s.Fixtures.SQLMock.
 		ExpectExec(regexp.QuoteMeta("INSERT INTO `tags`")).
diff --git a/database/sql/repositories_test.go b/database/sql/repositories_test.go
index 313396f8..90fb3402 100644
--- a/database/sql/repositories_test.go
+++ b/database/sql/repositories_test.go
@@ -551,7 +551,7 @@ func (s *RepoTestSuite) TestCreateRepositoryPoolDBFetchTagErr() {
 		WithArgs(s.Fixtures.Repos[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Repos[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnError(fmt.Errorf("mocked fetching tag error"))
 
 	entity, err := s.Fixtures.Repos[0].GetEntity()
@@ -573,7 +573,7 @@ func (s *RepoTestSuite) TestCreateRepositoryPoolDBAddingPoolErr() {
 		WithArgs(s.Fixtures.Repos[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Repos[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnRows(sqlmock.NewRows([]string{"linux"}))
 	s.Fixtures.SQLMock.
 		ExpectExec(regexp.QuoteMeta("INSERT INTO `tags`")).
@@ -602,7 +602,7 @@ func (s *RepoTestSuite) TestCreateRepositoryPoolDBSaveTagErr() {
 		WithArgs(s.Fixtures.Repos[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Repos[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnRows(sqlmock.NewRows([]string{"linux"}))
 	s.Fixtures.SQLMock.
 		ExpectExec(regexp.QuoteMeta("INSERT INTO `tags`")).
@@ -633,7 +633,7 @@ func (s *RepoTestSuite) TestCreateRepositoryPoolDBFetchPoolErr() {
 		WithArgs(s.Fixtures.Repos[0].ID, 1).
 		WillReturnRows(sqlmock.NewRows([]string{"id"}).AddRow(s.Fixtures.Repos[0].ID))
 	s.Fixtures.SQLMock.
-		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
+		ExpectQuery(regexp.QuoteMeta("SELECT * FROM `tags` WHERE name = ? COLLATE NOCASE AND `tags`.`deleted_at` IS NULL ORDER BY `tags`.`id` LIMIT ?")).
 		WillReturnRows(sqlmock.NewRows([]string{"linux"}))
 	s.Fixtures.SQLMock.
 		ExpectExec(regexp.QuoteMeta("INSERT INTO `tags`")).