diff --git a/rialto/runner/config_loader.py b/rialto/runner/config_loader.py
index dea7b07..c4ce193 100644
--- a/rialto/runner/config_loader.py
+++ b/rialto/runner/config_loader.py
@@ -32,7 +32,7 @@ class IntervalConfig(BaseModel):
 class ScheduleConfig(BaseModel):
     frequency: str
     day: Optional[int] = 0
-    info_date_shift: List[IntervalConfig] = IntervalConfig(units="days", value=0)
+    info_date_shift: Optional[List[IntervalConfig]] = IntervalConfig(units="days", value=0)
 
 
 class DependencyConfig(BaseModel):
diff --git a/tests/runner/test_date_manager.py b/tests/runner/test_date_manager.py
index 9088e0c..73b61b8 100644
--- a/tests/runner/test_date_manager.py
+++ b/tests/runner/test_date_manager.py
@@ -144,7 +144,7 @@ def test_run_dates_invalid():
     [(7, "2023-02-26"), (3, "2023-03-02"), (-5, "2023-03-10"), (0, "2023-03-05")],
 )
 def test_to_info_date(shift, res):
-    cfg = ScheduleConfig(frequency="daily", info_date_shift=IntervalConfig(units="days", value=shift))
+    cfg = ScheduleConfig(frequency="daily", info_date_shift=[IntervalConfig(units="days", value=shift)])
     base = DateManager.str_to_date("2023-03-05")
     info = DateManager.to_info_date(base, cfg)
     assert DateManager.str_to_date(res) == info
@@ -155,7 +155,7 @@ def test_to_info_date(shift, res):
     [("days", "2023-03-02"), ("weeks", "2023-02-12"), ("months", "2022-12-05"), ("years", "2020-03-05")],
 )
 def test_info_date_shift_units(unit, result):
-    cfg = ScheduleConfig(frequency="daily", info_date_shift=IntervalConfig(units=unit, value=3))
+    cfg = ScheduleConfig(frequency="daily", info_date_shift=[IntervalConfig(units=unit, value=3)])
     base = DateManager.str_to_date("2023-03-05")
     info = DateManager.to_info_date(base, cfg)
     assert DateManager.str_to_date(result) == info
diff --git a/tests/runner/transformations/config.yaml b/tests/runner/transformations/config.yaml
index 743a07f..3b72107 100644
--- a/tests/runner/transformations/config.yaml
+++ b/tests/runner/transformations/config.yaml
@@ -55,8 +55,8 @@ pipelines:
       frequency: weekly
       day: 7
       info_date_shift:
-        value: 3
-        units: days
+        - value: 3
+          units: days
   - name: NamedDeps
     module:
      python_module: tests.runner.transformations