diff --git a/pyproject.toml b/pyproject.toml
index 6b27ea77b9..1bd9439dc0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,7 +21,7 @@ dependencies = [
     # do NOT add loose requirements on PyMySQL versions.
     "PyMySQL==1.1.0",
     "pypdf~=3.17.0",
-    "PyPika~=0.48.9",
+    "PyPika==0.48.9",
     "PyQRCode~=1.2.1",
     "PyYAML~=6.0.1",
     "RestrictedPython~=7.0",