diff --git a/main.py b/main.py
index b123e151..5f08a3b9 100644
--- a/main.py
+++ b/main.py
@@ -139,6 +139,7 @@ def generate_tc_config(
             ("5.dev",    "5",      True,        False,    "neo4j",  0),
             ("5.dev",    "5",      True,        True,     "neo4j", 90),
             # nightly build of official forwards-compatible version(s)
+            ("2025.dev", "2025",   True,        False,    "neo4j",  0),
             ("2025.dev", "2025",   True,        True,     "neo4j", 60),
         )
     ]
diff --git a/tests/neo4j/test_session_run.py b/tests/neo4j/test_session_run.py
index 971ae91e..659f38df 100644
--- a/tests/neo4j/test_session_run.py
+++ b/tests/neo4j/test_session_run.py
@@ -395,7 +395,7 @@ def test_fails_on_missing_parameter(self):
 
     @cluster_unsafe_test
     def test_long_string(self):
-        string = "A" * 2 ** 20
+        string = "A" * 2 ** 15
         query = "RETURN '{}'".format(string)
         for _ in range(6):
             session = self._driver.session("r")