diff --git a/mayan/apps/common/tests/utils.py b/mayan/apps/common/tests/utils.py
new file mode 100644
index 0000000000..e6702dc09f
--- /dev/null
+++ b/mayan/apps/common/tests/utils.py
@@ -0,0 +1,16 @@
+from contextlib import contextmanager
+import sys
+
+
+class NullFile(object):
+    def write(self, string):
+        """Writes here go nowhere"""
+
+
+@contextmanager
+def mute_stdout():
+    stdout_old = sys.stdout
+    sys.stdout = NullFile()
+    yield
+    sys.stdout = stdout_old
+