diff --git a/src/requirements.txt b/src/requirements.txt
index eb86638b690..12ceb8ce2fd 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -4,4 +4,4 @@ gunicorn==23.0.0
 pytest==9.0.2
 pytest-watch==4.2.0
 pytest-cov==7.0.0
-sqlfluff==3.5.0
+sqlfluff==4.0.0