diff --git a/Formula/b43-fwcutter.rb b/Formula/b43-fwcutter.rb
index 85991156a13..f8c592a79f0 100644
--- a/Formula/b43-fwcutter.rb
+++ b/Formula/b43-fwcutter.rb
@@ -8,7 +8,7 @@ class B43Fwcutter < Formula
 
   livecheck do
     url "https://bues.ch/b43/fwcutter/"
-    regex(/href=.*?b43-fwcutter[._-]v?(\d+)\.t/i)
+    regex(/href=.*?b43-fwcutter[._-]v?(\d+(?:\.\d+)*)\.t/i)
   end
 
   bottle do