diff --git a/Casks/t/threema-work.rb b/Casks/t/threema-work.rb
index d3285a0eea..9ffb695cb5 100644
--- a/Casks/t/threema-work.rb
+++ b/Casks/t/threema-work.rb
@@ -12,7 +12,7 @@ cask "threema-work" do
     regex(/Threema\s*Work\s*(\d+(?:\.\d+)+)\s*for\s*Desktop/i)
   end
 
-  depends_on macos: ">= :el_capitan"
+  depends_on macos: ">= :catalina"
 
   app "Threema Work.app"