diff --git a/database/sql/instances.go b/database/sql/instances.go
index 987eb264..39e32211 100644
--- a/database/sql/instances.go
+++ b/database/sql/instances.go
@@ -147,6 +147,9 @@ func (s *sqlDatabase) GetInstanceByName(ctx context.Context, instanceName string
 func (s *sqlDatabase) DeleteInstance(_ context.Context, poolID string, instanceName string) (err error) {
 	instance, err := s.getPoolInstanceByName(poolID, instanceName)
 	if err != nil {
+		if errors.Is(err, runnerErrors.ErrNotFound) {
+			return nil
+		}
 		return errors.Wrap(err, "deleting instance")
 	}
 
@@ -187,6 +190,9 @@ func (s *sqlDatabase) DeleteInstance(_ context.Context, poolID string, instanceN
 func (s *sqlDatabase) DeleteInstanceByName(ctx context.Context, instanceName string) error {
 	instance, err := s.getInstanceByName(ctx, instanceName)
 	if err != nil {
+		if errors.Is(err, runnerErrors.ErrNotFound) {
+			return nil
+		}
 		return errors.Wrap(err, "deleting instance")
 	}
 
diff --git a/database/sql/instances_test.go b/database/sql/instances_test.go
index de37033d..9d000cef 100644
--- a/database/sql/instances_test.go
+++ b/database/sql/instances_test.go
@@ -277,6 +277,23 @@ func (s *InstancesTestSuite) TestDeleteInstance() {
 
 	_, err = s.Store.GetPoolInstanceByName(s.adminCtx, s.Fixtures.Pool.ID, storeInstance.Name)
 	s.Require().Equal("fetching instance: fetching pool instance by name: not found", err.Error())
+
+	err = s.Store.DeleteInstance(s.adminCtx, s.Fixtures.Pool.ID, storeInstance.Name)
+	s.Require().Nil(err)
+}
+
+func (s *InstancesTestSuite) TestDeleteInstanceByName() {
+	storeInstance := s.Fixtures.Instances[0]
+
+	err := s.Store.DeleteInstanceByName(s.adminCtx, storeInstance.Name)
+
+	s.Require().Nil(err)
+
+	_, err = s.Store.GetPoolInstanceByName(s.adminCtx, s.Fixtures.Pool.ID, storeInstance.Name)
+	s.Require().Equal("fetching instance: fetching pool instance by name: not found", err.Error())
+
+	err = s.Store.DeleteInstanceByName(s.adminCtx, storeInstance.Name)
+	s.Require().Nil(err)
 }
 
 func (s *InstancesTestSuite) TestDeleteInstanceInvalidPoolID() {