diff --git a/backend/requirements.txt b/backend/requirements.txt
index c22712abf..398b06ef3 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -43,7 +43,7 @@ chromadb==0.5.4
 sentence-transformers==3.0.1
 pypdf==4.2.0
 docx2txt==0.8
-python-pptx==0.6.23
+python-pptx==1.0.0
 unstructured==0.15.0
 Markdown==3.6
 pypandoc==1.13