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-rw-r--r--spec/ruby/core/io/write_spec.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/spec/ruby/core/io/write_spec.rb b/spec/ruby/core/io/write_spec.rb
index 1c48a42584..e6db3351db 100644
--- a/spec/ruby/core/io/write_spec.rb
+++ b/spec/ruby/core/io/write_spec.rb
@@ -103,7 +103,7 @@ describe "IO.write" do
describe "on a FIFO" do
before :each do
@fifo = tmp("File_open_fifo")
- system "mkfifo #{@fifo}"
+ File.mkfifo(@fifo)
end
after :each do