diff --git a/requirements-source.in b/requirements-source.in
index 5b27f21..2d2ece6 100644
--- a/requirements-source.in
+++ b/requirements-source.in
@@ -1,7 +1,7 @@
 build==1.4.0
 certifi==2026.2.25
 charset-normalizer==3.4.4
-filelock==3.20.3
+filelock==3.25.2
 idna==3.11
 installer==0.7.0
 legendary-gl @ git+https://github.com/RareDevs/legendary@8cedfbb