diff --git a/pyproject.toml b/pyproject.toml
index 42abbfb..92c9177 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,6 +23,7 @@ dependencies = [
     "paddleocr>=2.9.0",
     "doclayout-yolo>=0.0.2",
     "latex2mathml>=3.77.0",
+    "paddle>=1.2.0",
 ]
 
 [project.optional-dependencies]