diff --git a/Library/Homebrew/tap_migrations.rb b/Library/Homebrew/tap_migrations.rb
index ca3425f491..14a5c44721 100644
--- a/Library/Homebrew/tap_migrations.rb
+++ b/Library/Homebrew/tap_migrations.rb
@@ -9,5 +9,5 @@ TAP_MIGRATIONS = {
   'syslog-ng' => 'homebrew/boneyard',
   'librets' => 'homebrew/boneyard',
   'drizzle' => 'homebrew/boneyard',
-  'boost149' => 'homebrew/versions,
+  'boost149' => 'homebrew/versions',
 }