diff --git a/requirements.txt b/requirements.txt
index 7b75290..be9fadf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,7 +46,7 @@ six==1.16.0
 sniffio==1.3.1
 soupsieve==2.5
 svglib==1.5.1
-tinycss2==1.2.1
+tinycss2==1.3.0
 update-checker==0.18.0
 urbandictionary==1.1
 uritemplate==4.1.1