diff --git a/src/tabcontrollers/UtilitiesTabController.cpp b/src/tabcontrollers/UtilitiesTabController.cpp
index 68f379c..b525541 100644
--- a/src/tabcontrollers/UtilitiesTabController.cpp
+++ b/src/tabcontrollers/UtilitiesTabController.cpp
@@ -535,7 +535,7 @@ void UtilitiesTabController::eventLoopTick()
                             vr::ETrackedDeviceProperty::
                                 Prop_DeviceBatteryPercentage_Float );
                     int batteryState = static_cast<int>(
-                        ceil( static_cast<float>( battery * 5 ) ) );
+                        ceil( static_cast<double>( battery * 5 ) ) );
 
                     if ( batteryState != m_batteryState[i] )
                     {