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-rwxr-xr-xtest/functional/test_framework/test_node.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/test/functional/test_framework/test_node.py b/test/functional/test_framework/test_node.py
index 8585972cb3..f3d81ed7da 100755
--- a/test/functional/test_framework/test_node.py
+++ b/test/functional/test_framework/test_node.py
@@ -730,7 +730,7 @@ class TestNodeCLI():
p_args += [command]
p_args += pos_args + named_args
self.log.debug("Running bitcoin-cli {}".format(p_args[2:]))
- process = subprocess.Popen(p_args, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE, universal_newlines=True)
+ process = subprocess.Popen(p_args, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
cli_stdout, cli_stderr = process.communicate(input=self.input)
returncode = process.poll()
if returncode: