diff --git a/tools/dhis2-metadata_flat_file_syncer/requirements.txt b/tools/dhis2-metadata_flat_file_syncer/requirements.txt
index 94dd7335..6583ff9e 100644
--- a/tools/dhis2-metadata_flat_file_syncer/requirements.txt
+++ b/tools/dhis2-metadata_flat_file_syncer/requirements.txt
@@ -5,7 +5,7 @@ click==8.1.3
 colorama==0.4.5
 decorator==5.1.1
 dhis2.py==2.3.0
-Flask==2.2.5
+Flask==3.1.3
 Flask-Cors==6.0.0
 google-auth==2.11.1
 google-auth-oauthlib==0.5.3