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-rw-r--r--lib/rdoc/diagram.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/rdoc/diagram.rb b/lib/rdoc/diagram.rb
index 9d4234bc50..849d686b4f 100644
--- a/lib/rdoc/diagram.rb
+++ b/lib/rdoc/diagram.rb
@@ -37,7 +37,7 @@ module RDoc
@info = info
@options = options
@counter = 0
- File.makedirs(DOT_PATH)
+ FileUtils.mkdir_p(DOT_PATH)
@diagram_cache = {}
end