diff --git a/modflash/Makefile b/modflash/Makefile
index d55ccc8..bc758ff 100644
--- a/modflash/Makefile
+++ b/modflash/Makefile
@@ -8,30 +8,14 @@
 
 include ../sdk/common.mk
 
-ifeq ($(OS),Windows_NT)
-ADDITEM	= AddItem.exe
-else
-ADDITEM	= AddItem
-endif
-
 .PHONY: all
 all: | FLASHempty.ZX1 $(ADDITEM) ./addroms.sh ./addcores.sh roms.txt cores.txt
 	cp FLASHempty.ZX1 FLASH.ZX1
 	./addroms.sh
 	./addcores.sh
 
-ifneq ($(OS),Windows_NT)
-$(ADDITEM): AddItem.c
-	$(CC) $(CFLAGS) $< -o $@
-endif
-
 .PHONY: clean
-clean:
-ifeq ($(OS),Windows_NT)
-	# Nothing to do
-else
-	rm -f $(ADDITEM)
-endif
+clean:;
 
 .PHONY: dist-clean
 dist-clean: clean
diff --git a/modflash/addcores.sh b/modflash/addcores.sh
index 145d40c..c498228 100755
--- a/modflash/addcores.sh
+++ b/modflash/addcores.sh
@@ -5,7 +5,6 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-ADDITEM=./AddItem
 i=2
 
 Error() {
@@ -17,7 +16,7 @@ AddCore() {
 	local f=${3%.*}.tap
 	echo "Adding core $i: \"$2\" ($3)..."
 	GenRom $1 "$2" $3 $f || Error $?
-	$ADDITEM CORE$i $f || Error $?
+	AddItem CORE$i $f || Error $?
 	rm -f $f
 	let i+=1
 }
diff --git a/modflash/addroms.sh b/modflash/addroms.sh
index 76d052b..004e553 100755
--- a/modflash/addroms.sh
+++ b/modflash/addroms.sh
@@ -5,7 +5,6 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-ADDITEM=./AddItem
 i=0
 
 Error() {
@@ -19,7 +18,7 @@ AddROM() {
 	local f=${3%.*}.tap
 	echo "Adding ROM in slots $i-$i1: \"$2\" ($3)..."
 	GenRom $1 "$2" $3 $f || Error $?
-	$ADDITEM ROM $i $f || Error $?
+	AddItem ROM $i $f || Error $?
 	rm -f $f
 	let i=i1+1
 }