diff --git a/samples/disasm/Makefile b/samples/disasm/Makefile
index 0ae2e4b00..f1d93f5da 100644
--- a/samples/disasm/Makefile
+++ b/samples/disasm/Makefile
@@ -53,7 +53,7 @@ image.bin: image.s image.cfg
 	$(CL) -t none -C image.cfg -o image.bin image.s
 
 clean:
-	$(DEL) $(ASMS) 2>$(NULLDEV)
-	$(DEL) $(DAIS) 2>$(NULLDEV)
-	$(DEL) image.bin 2>$(NULLDEV)
+	@$(DEL) $(ASMS) 2>$(NULLDEV)
+	@$(DEL) $(DAIS) 2>$(NULLDEV)
+	@$(DEL) image.bin 2>$(NULLDEV)
 
diff --git a/samples/geos/Makefile b/samples/geos/Makefile
index 2ae53b0bd..00841ee8f 100644
--- a/samples/geos/Makefile
+++ b/samples/geos/Makefile
@@ -86,8 +86,8 @@ yesno.cvt: yesnores.grc yesno.c
 
 	
 clean:
-	$(DEL) overlay-demores.h 2>$(NULLDEV)
-	$(DEL) bitmap.c 2>$(NULLDEV)
-	$(DEL) *.cvt 2>$(NULLDEV)
-	$(DEL) *.map 2>$(NULLDEV)
+	@$(DEL) overlay-demores.h 2>$(NULLDEV)
+	@$(DEL) bitmap.c 2>$(NULLDEV)
+	@$(DEL) *.cvt 2>$(NULLDEV)
+	@$(DEL) *.map 2>$(NULLDEV)
 	$(foreach dir,$(DIRLIST),$(SUBDIR_recipe))
diff --git a/samples/geos/grc/Makefile b/samples/geos/grc/Makefile
index 5b95d9a36..81f9ca045 100644
--- a/samples/geos/grc/Makefile
+++ b/samples/geos/grc/Makefile
@@ -47,6 +47,6 @@ vlir.cvt: vlir.grc vlir0.s vlir1.s vlir2.s
 #	$(CL) -t geos-cbm -o vlir.cvt vlir.grc vlir0.s vlir1.s vlir2.s
 	
 clean:
-	$(DEL) test.s test.h 2>$(NULLDEV)
-	$(DEL) vlir.s vlir.cvt vlir.c vlir.h 2>$(NULLDEV)
-	$(DEL) *.o 2>$(NULLDEV)
+	@$(DEL) test.s test.h 2>$(NULLDEV)
+	@$(DEL) vlir.s vlir.cvt vlir.c vlir.h 2>$(NULLDEV)
+	@$(DEL) *.o 2>$(NULLDEV)
diff --git a/targettest/accelerator/Makefile b/targettest/accelerator/Makefile
index f4f651535..527b13f33 100644
--- a/targettest/accelerator/Makefile
+++ b/targettest/accelerator/Makefile
@@ -55,4 +55,4 @@ turbomaster-test.prg: turbomaster-test.c
 	$(CL) -t c64 turbomaster-test.c -o turbomaster-test.prg
 
 clean:
-	$(RM) *.prg
+	@$(DEL) *.prg 2>$(NULLDEV)
diff --git a/targettest/apple2/Makefile b/targettest/apple2/Makefile
index 0020b4ec5..f8167b47c 100644
--- a/targettest/apple2/Makefile
+++ b/targettest/apple2/Makefile
@@ -65,7 +65,7 @@ dhgrshow: dhgrshow.c
 	$(CL) -Oirs -t apple2enh --start-addr 0x4000 -m dhgrshow.map $^
 
 clean:
-	$(RM) hgr.dsk dhgr.dsk
-	$(RM) hgrshow hgrshow.map	
-	$(RM) hgrtest hgrtest.map
-	$(RM) dhgrshow dhgrshow.map
+	@$(DEL) hgr.dsk dhgr.dsk 2>$(NULLDEV)
+	@$(DEL) hgrshow hgrshow.map 2>$(NULLDEV)
+	@$(DEL) hgrtest hgrtest.map 2>$(NULLDEV)
+	@$(DEL) dhgrshow dhgrshow.map 2>$(NULLDEV)
diff --git a/targettest/atari/Makefile b/targettest/atari/Makefile
index a34a5f2d9..18ddf55ce 100644
--- a/targettest/atari/Makefile
+++ b/targettest/atari/Makefile
@@ -50,12 +50,12 @@ sys.xex: sys.c
 	$(CL) -t atari -o sys.xex sys.c
 
 clean:
-	$(RM) charmapping.xex
-	$(RM) defdev.xex
-	$(RM) displaylist.xex
-	$(RM) mem.xex
-	$(RM) multi.xex
-	$(RM) ostype.xex
-	$(RM) scrcode.o
-	$(RM) scrcode.com
-	$(RM) sys.xex
+	@$(DEL) charmapping.xex 2>$(NULLDEV)
+	@$(DEL) defdev.xex 2>$(NULLDEV)
+	@$(DEL) displaylist.xex 2>$(NULLDEV)
+	@$(DEL) mem.xex 2>$(NULLDEV)
+	@$(DEL) multi.xex 2>$(NULLDEV)
+	@$(DEL) ostype.xex 2>$(NULLDEV)
+	@$(DEL) scrcode.o 2>$(NULLDEV)
+	@$(DEL) scrcode.com 2>$(NULLDEV)
+	@$(DEL) sys.xex 2>$(NULLDEV)
diff --git a/targettest/atari5200/Makefile b/targettest/atari5200/Makefile
index 990ced689..3a8114975 100644
--- a/targettest/atari5200/Makefile
+++ b/targettest/atari5200/Makefile
@@ -33,4 +33,4 @@ hello: hello.c
 	$(CL) -t atari5200 -o hello hello.c
 	
 clean:
-	$(RM) hello
+	@$(DEL) hello 2>$(NULLDEV)
diff --git a/targettest/cbm/Makefile b/targettest/cbm/Makefile
index 5217f0cc6..fb7af1a9a 100644
--- a/targettest/cbm/Makefile
+++ b/targettest/cbm/Makefile
@@ -36,4 +36,4 @@ petscii.prg: petscii.c
 	$(CL) -t $(SYS) -O -o petscii.prg petscii.c
 
 clean:
-	$(DEL) petscii.prg
+	@$(DEL) petscii.prg 2>$(NULLDEV)
diff --git a/targettest/gamate/Makefile b/targettest/gamate/Makefile
index d4f1b9673..6cd9a3cdb 100644
--- a/targettest/gamate/Makefile
+++ b/targettest/gamate/Makefile
@@ -49,6 +49,6 @@ testn: nachtm.bin
 	cd ~/Desktop/mame/winmess/ && wine mess.exe gamate -window -skip_gameinfo -cart ~/Desktop/cc65/github/cc65/testcode/lib/gamate/nachtm.bin
 
 clean:
-	$(RM) lcdtest.o audiotest.o ctest.o
-	$(RM) lcdtest.bin audiotest.bin ctest.bin nachtm.bin
-	$(RM) audiotest.lst lcdtest.lst ctest.lst
+	@$(DEL) lcdtest.o audiotest.o ctest.o 2>$(NULLDEV)
+	@$(DEL) lcdtest.bin audiotest.bin ctest.bin nachtm.bin 2>$(NULLDEV)
+	@$(DEL) audiotest.lst lcdtest.lst ctest.lst 2>$(NULLDEV)
diff --git a/targettest/pce/Makefile b/targettest/pce/Makefile
index 0c41778cc..f7b828e92 100644
--- a/targettest/pce/Makefile
+++ b/targettest/pce/Makefile
@@ -52,7 +52,7 @@ all: conio.pce
 	../../../bin/cl65 -t pce $< -Wl -D__CARTSIZE__=${CARTSIZE} -m $*.map -o $@
 
 clean:
-	$(RM) conio.o conio.???
+	@$(DEL) conio.o conio.??? 2>$(NULLDEV)
 
 test: conio.pce
 	mednafen -force_module pce $<