diff --git a/backend/sandbox/docker/requirements.txt b/backend/sandbox/docker/requirements.txt
index df40156b..d307861b 100644
--- a/backend/sandbox/docker/requirements.txt
+++ b/backend/sandbox/docker/requirements.txt
@@ -8,4 +8,5 @@ pandas==2.3.0
 playwright>=1.40.0
 PyPDF2>=3.0.0
 bs4==0.0.2
-python-pptx>=0.6.23
\ No newline at end of file
+python-pptx>=0.6.23
+openpyxl>=3.1.0
\ No newline at end of file