diff --git a/tests/api_tests/mod/sys_simulation/test_simulation_event_source.py b/tests/api_tests/mod/sys_simulation/test_simulation_event_source.py
index 091d081a7..a9b05101d 100644
--- a/tests/api_tests/mod/sys_simulation/test_simulation_event_source.py
+++ b/tests/api_tests/mod/sys_simulation/test_simulation_event_source.py
@@ -18,8 +18,8 @@
 
 __config__ = {
     "base": {
-        "start_date": "2015-04-14",
-        "end_date": "2015-04-24",
+        "start_date": "2015-04-10",
+        "end_date": "2015-04-20",
         "frequency": "1d",
         "accounts": {
             "stock": 1000000,