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-rw-r--r--lib/shell/process-controller.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/shell/process-controller.rb b/lib/shell/process-controller.rb
index 4f28e018ad..f2bf1d44c8 100644
--- a/lib/shell/process-controller.rb
+++ b/lib/shell/process-controller.rb
@@ -62,7 +62,7 @@ class Shell
end
def block_output_synchronize(&b)
- @BlockOutputMonitor.synchronize &b
+ @BlockOutputMonitor.synchronize(&b)
end
def wait_to_finish_all_process_controllers