diff --git a/tst/EnergyPlus/unit/AirflowNetworkBalanceManager.unit.cc b/tst/EnergyPlus/unit/AirflowNetworkBalanceManager.unit.cc
index 9de9fdf4d87..0396036bccb 100644
--- a/tst/EnergyPlus/unit/AirflowNetworkBalanceManager.unit.cc
+++ b/tst/EnergyPlus/unit/AirflowNetworkBalanceManager.unit.cc
@@ -43,6 +43,7 @@ TEST( AirflowNetworkBalanceManagerTest, TestOtherSideCoefficients )
 
 	MultizoneSurfaceData.deallocate( );
 	MultizoneExternalNodeData.deallocate( );
+	Surface.deallocate( );
 }