diff --git a/backend/requirements.txt b/backend/requirements.txt
index ca2ea5060..e0d041a00 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -67,7 +67,7 @@ python-pptx==1.0.0
 unstructured==0.16.17
 nltk==3.9.1
 Markdown==3.7
-pypandoc==1.13
+pypandoc==1.15
 pandas==2.2.3
 openpyxl==3.1.5
 pyxlsb==1.0.10