diff --git a/product/ERP5Type/tests/custom_zodb.py b/product/ERP5Type/tests/custom_zodb.py
index 0e2609babba716c48501f4f7cae335ef725127f9..bf48a25cfd0866d30fcbf62670b7746601caf21d 100644
--- a/product/ERP5Type/tests/custom_zodb.py
+++ b/product/ERP5Type/tests/custom_zodb.py
@@ -7,7 +7,8 @@ from ZODB.DemoStorage import DemoStorage
 from ZODB.FileStorage import FileStorage
 from Products.ERP5Type.tests.utils import getMySQLArguments
 
-_print = sys.stderr.write
+def _print(message):
+  sys.stderr.write(message + "\n")
 
 instance_home = os.environ.get('INSTANCE_HOME')
 data_fs_path = os.environ.get('erp5_tests_data_fs_path',
diff --git a/product/ERP5Type/tests/runUnitTest.py b/product/ERP5Type/tests/runUnitTest.py
index 7959b5dc42c5d1451446ca721010949fc2534419..1d8b31e43bea05d27a35b6d6f6d3eb794084dfeb 100755
--- a/product/ERP5Type/tests/runUnitTest.py
+++ b/product/ERP5Type/tests/runUnitTest.py
@@ -310,7 +310,7 @@ def runUnitTestList(test_list, verbosity=1, debug=0):
   os.environ.setdefault('EVENT_LOG_FILE', os.path.join(tests_home, 'zLOG.log'))
   os.environ.setdefault('EVENT_LOG_SEVERITY', '-300')
 
-  _print("Loading Zope ... ")
+  _print("Loading Zope ... \n")
   _start = time.time()
 
   import Testing