diff --git a/requirements-source.in b/requirements-source.in
index 20c80f1..0fa1687 100644
--- a/requirements-source.in
+++ b/requirements-source.in
@@ -1,7 +1,7 @@
 build==1.3.0
 certifi==2025.11.12
 charset-normalizer==3.4.4
-filelock==3.20.0
+filelock==3.20.3
 idna==3.11
 installer==0.7.0
 legendary-gl @ git+https://github.com/RareDevs/legendary@rare-1.12.0