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Diffstat (limited to 'ext/dl/win32/lib/win32/registry.rb')
-rw-r--r--ext/dl/win32/lib/win32/registry.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/dl/win32/lib/win32/registry.rb b/ext/dl/win32/lib/win32/registry.rb
index 2671551a33c..9a2f3827b7a 100644
--- a/ext/dl/win32/lib/win32/registry.rb
+++ b/ext/dl/win32/lib/win32/registry.rb
@@ -493,7 +493,7 @@ module Win32
# utility functions
#
def self.expand_environ(str)
- str.gsub(/%([^%]+)%/) { ENV[$1] || $& }
+ str.gsub(/%([^%]+)%/) { ENV[$1] || ENV[$1.upcase] || $& }
end
@@type2name = { }