diff --git a/app/requirements.txt b/app/requirements.txt
index 773b1bd..21bdcf4 100644
--- a/app/requirements.txt
+++ b/app/requirements.txt
@@ -15,3 +15,4 @@ gunicorn==20.1.0
 -e git+https://github.com/scieloorg/opac_schema.git@v2.62#egg=opac_schema
 -e git+https://github.com/scieloorg/dsm.git@v0.1.1#egg=dsm
 -e git+https://github.com/scieloorg/scielo_v3_manager.git@0.6#egg=scielo_v3_manager
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability