2 files changed, 9 insertions, 0 deletions
diff --git a/Library/Homebrew/bottle_version.rb b/Library/Homebrew/bottle_version.rb
index 120eac636..9cba7fbfc 100644
--- a/Library/Homebrew/bottle_version.rb
+++ b/Library/Homebrew/bottle_version.rb
@@ -41,6 +41,10 @@ class BottleVersion < Version
     m = /-(\d+[a-z])/.match(stem)
     return m.captures.first unless m.nil?
 
+    # e.g. 22 from ngircd-22.mavericks.bottle.tar.gz
+    m = /-(\d{2})/.match(stem)
+    return m.captures.first unless m.nil?
+
     super
   end
 end
diff --git a/Library/Homebrew/test/test_bottle_versions.rb b/Library/Homebrew/test/test_bottle_versions.rb
index 08333020d..05316ec5f 100644
--- a/Library/Homebrew/test/test_bottle_versions.rb
+++ b/Library/Homebrew/test/test_bottle_versions.rb
@@ -65,4 +65,9 @@ class BottleVersionParsingTests < Homebrew::TestCase
     assert_version_detected '2007f',
       'imap-uw-2007f.yosemite.bottle.tar.gz'
   end
+
+  def test_ngircd_style
+    assert_version_detected '22',
+      'ngircd-22.mavericks.bottle.tar.gz'
+  end
 end