diff --git a/src/energyplus/ForwardTranslator/ForwardTranslateUnitarySystemPerformanceMultispeed.cpp b/src/energyplus/ForwardTranslator/ForwardTranslateUnitarySystemPerformanceMultispeed.cpp
index 6f5c5b4b09..1be5b2e2c7 100644
--- a/src/energyplus/ForwardTranslator/ForwardTranslateUnitarySystemPerformanceMultispeed.cpp
+++ b/src/energyplus/ForwardTranslator/ForwardTranslateUnitarySystemPerformanceMultispeed.cpp
@@ -19,6 +19,7 @@
 #include "../../model/CoilHeatingGasMultiStage_Impl.hpp"
 #include "../../model/CoilHeatingGasMultiStageStageData.hpp"
 #include "../../model/CoilHeatingGasMultiStageStageData_Impl.hpp"
+#include "../../model/CoilCoolingDX.hpp"
 #include "../../model/CoilCoolingDXMultiSpeed.hpp"
 #include "../../model/CoilCoolingDXMultiSpeed_Impl.hpp"
 #include "../../model/CoilCoolingDXMultiSpeedStageData.hpp"