diff --git a/motorApp/MotorSrc/Makefile.Host b/motorApp/MotorSrc/Makefile.Host
index b1831c5f..e693b989 100644
--- a/motorApp/MotorSrc/Makefile.Host
+++ b/motorApp/MotorSrc/Makefile.Host
@@ -8,6 +8,7 @@ RECTYPES += motorRecord.h
 
 INC += motor.h motordevCom.h motordrvCom.h
 INC += motordrvComCode.h
+INC += gpibIO.h serialIO.h
 
 include $(TOP)/config/RULES.Host
 #----------------------------------------