diff --git a/changelog.md b/changelog.md
index c2226ae..dce2361 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,7 +1,7 @@
 # EAS Python client
 ## [0.19.0] - UNRELEASED
 ### Breaking Changes
-* None.
+* `FixedTimeLoadOverride` now takes in optional list of floats instead of optional float for its variable.
 
 ### New Features
 * None.
diff --git a/src/zepben/eas/client/work_package.py b/src/zepben/eas/client/work_package.py
index d8f9d81..64450c0 100644
--- a/src/zepben/eas/client/work_package.py
+++ b/src/zepben/eas/client/work_package.py
@@ -69,24 +69,24 @@ class SwitchMeterPlacementConfig:
 
 @dataclass
 class FixedTimeLoadOverride:
-    load_watts: Optional[float]
+    load_watts: Optional[List[float]]
     """
-    The reading to be used to override load watts
+    The readings to be used to override load watts
     """
 
-    gen_watts: Optional[float]
+    gen_watts: Optional[List[float]]
     """
-    The reading to be used to override gen watts
+    The readings to be used to override gen watts
     """
 
-    load_var: Optional[float]
+    load_var: Optional[List[float]]
     """
-    The reading to be used to override load var
+    The readings to be used to override load var
     """
 
-    gen_var: Optional[float]
+    gen_var: Optional[List[float]]
     """
-    The reading to be used to override gen var
+    The readings to be used to override gen var
     """
 
     # def __str__(self):