diff --git a/requirements.txt b/requirements.txt
index fd472ec..93c7e69 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 mutagen==1.45.1
 ffmpeg==1.4
 bubblewrap==1.2.0
-mat2==0.11.0
+mat2==0.12.1
 flask==1.1.2
 Flask-RESTful==0.3.8
 Flask-Cors==3.0.10