diff --git a/debian/watch b/debian/watch
index c7e0704f..a372a166 100644
--- a/debian/watch
+++ b/debian/watch
@@ -1,3 +1,3 @@
 version=3
-http://llvm.org/releases/download.html .*/llvm-(.*).src.tar.xz
+http://llvm.org/releases/download.html .*/llvm-([\d\.\-]+).src.tar.xz