diff --git a/errors.go b/errors.go
index 57e3fc5e..cd76f1f5 100644
--- a/errors.go
+++ b/errors.go
@@ -47,4 +47,6 @@ var (
 	ErrPreloadNotAllowed = errors.New("preload is not allowed when count is used")
 	// ErrDuplicatedKey occurs when there is a unique key constraint violation
 	ErrDuplicatedKey = errors.New("duplicated key not allowed")
+	// ErrForeignKeyViolated occurs when there is a foreign key constraint violation
+	ErrForeignKeyViolated = errors.New("violates foreign key constraint")
 )