diff --git a/application/requirements.txt b/application/requirements.txt
index 0c6fb498..02476089 100644
--- a/application/requirements.txt
+++ b/application/requirements.txt
@@ -55,7 +55,7 @@ pandas==2.2.3
 openpyxl==3.1.5
 pathable==0.4.4
 pillow==11.1.0
-portalocker==2.10.1
+portalocker==3.1.1
 prance==23.6.21.0
 primp==0.14.0
 prompt-toolkit==3.0.50