diff --git a/Library/Homebrew/unpack_strategy/tar.rb b/Library/Homebrew/unpack_strategy/tar.rb
index d4b63a7d4f..1d273fb4e8 100644
--- a/Library/Homebrew/unpack_strategy/tar.rb
+++ b/Library/Homebrew/unpack_strategy/tar.rb
@@ -9,7 +9,7 @@ module UnpackStrategy
         ".tar",
         ".tbz", ".tbz2", ".tar.bz2",
         ".tgz", ".tar.gz",
-        ".tlz", ".tar.lz",
+        ".tlzma", ".tar.lzma",
         ".txz", ".tar.xz"
       ]
     end