diff --git a/acsApp/src/Makefile.Host b/acsApp/src/Makefile.Host
deleted file mode 100644
index 63b5d15..0000000
--- a/acsApp/src/Makefile.Host
+++ /dev/null
@@ -1,11 +0,0 @@
-# Makefile.Host
-TOP = ../../..
-include $(TOP)/config/CONFIG_APP
-#----------------------------------------
-#  ADD MACRO DEFINITIONS AFTER THIS LINE
-
-DBDINSTALL += devAcsMotor.dbd
-
-include $(TOP)/config/RULES.Host
-#----------------------------------------
-#  ADD RULES AFTER THIS LINE
diff --git a/acsApp/src/Makefile.Vx b/acsApp/src/Makefile.Vx
deleted file mode 100644
index 5fe2880..0000000
--- a/acsApp/src/Makefile.Vx
+++ /dev/null
@@ -1,22 +0,0 @@
-# Makefile.Vx
-TOP = ../../..
-include $(TOP)/config/CONFIG_APP
-#----------------------------------------
-#  ADD MACRO DEFINITIONS AFTER THIS LINE
-
-# The following are used for debugging messages.
-#USR_CFLAGS += -DDEBUG
-#USR_CXXFLAGS += -DDEBUG
-
-# Advanced Control Systems driver support.
-SRCS.c += ../devMCB4B.c ../drvMCB4B.c
-
-LIBOBJS = $(SRCS.c:../%.c=%.o)
-LIBNAME = AcsLib
-
-#Note that the command line that builds the
-#library $(LIBNAME) may be HUGE (>3kB)
-#
-include $(TOP)/config/RULES.Vx
-#----------------------------------------
-#  ADD RULES AFTER THIS LINE