diff --git a/pyproject.toml b/pyproject.toml
index d405aa107..b68d0bbfb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -56,7 +56,7 @@ langchain-community = "0.0.29"
 langchain-experimental = "0.0.55"
 backoff = "2.2.1"
 toml = "*"
-pypdf = "4.3.1"
+pypdf = "5.1.0"
 loguru = "0.7.2"
 pydantic = "2.8.2"
 tenacity = "8.5.0"