diff --git a/lib/ruby_installer/build/msys2_installation.rb b/lib/ruby_installer/build/msys2_installation.rb
index 0bc75843..bc4efedd 100644
--- a/lib/ruby_installer/build/msys2_installation.rb
+++ b/lib/ruby_installer/build/msys2_installation.rb
@@ -77,7 +77,7 @@ def iterate_msys_paths
             reg.each_key do |subkey|
               subreg = reg.open(subkey)
               begin
-                if subreg['DisplayName'] =~ /^MSYS2 / && File.directory?(il=subreg['InstallLocation'])
+                if subreg['DisplayName'] =~ /^MSYS2/ && File.directory?(il=subreg['InstallLocation'])
                   yield il
                 end
               rescue Encoding::InvalidByteSequenceError, Win32::Registry::Error