diff --git a/python/tests/utils/__init__.py b/python/tests/utils/__init__.py
index 1ee6cb474a..952d70e632 100644
--- a/python/tests/utils/__init__.py
+++ b/python/tests/utils/__init__.py
@@ -82,7 +82,7 @@ def wait_until(func, interval=0.5, timeout=30):
         except AssertionError:
             if t >= timeout:
                 raise AssertionError(
-                    "Error in wait_until, function {%s}, timeout {%d}".format(
+                    "Timeout reached in wait_until (function {%s}, timeout {%d}) when waiting for assertion.".format(
                         func.__name__, timeout
                     )
                 )