diff --git a/MantleAPI/include/MantleAPI/Common/simulation_time.h b/MantleAPI/include/MantleAPI/Common/simulation_time.h
index c437435e784d49041ecee14f301b359192ed8330..5026b821aba1112f354c92435d364f1117fea3ea 100644
--- a/MantleAPI/include/MantleAPI/Common/simulation_time.h
+++ b/MantleAPI/include/MantleAPI/Common/simulation_time.h
@@ -22,8 +22,8 @@ namespace mantle_api
 
 struct SimulationTime
 {
-    units::time::second_t current_sim_time_ms{0};
-    units::time::second_t last_delta_time_ms{0};
+    units::time::second_t current_sim_time{0};
+    units::time::second_t last_delta_time{0};
 };
 
 }  // namespace mantle_api