diff --git a/test/asm/listing/Makefile b/test/asm/listing/Makefile
index 202a44011..bcd325c62 100644
--- a/test/asm/listing/Makefile
+++ b/test/asm/listing/Makefile
@@ -73,7 +73,7 @@ $(WORKDIR)/$1.bin: $1.s $(ISEQUAL)
 
 #	compile without generating listing
 ifeq ($(wildcard control/$1.err),)
-	$(CA65) -t none -o $$(@:.bin=.o) $$< > $$(@:.bin=.err) 2> $$(@:.bin=.err2)
+	$(CA65) -t none --no-utf8 -o $$(@:.bin=.o) $$< > $$(@:.bin=.err) 2> $$(@:.bin=.err2)
 ifeq ($(wildcard control/$1.no-ld65),)
 ifeq ($(wildcard $1.cfg),)
 	$(LD65) -t none -o $$@ $$(@:.bin=.o) none.lib > $$(@:.bin=.ld65-err) 2> $$(@:.bin=.ld65-err2)
@@ -82,7 +82,7 @@ else
 endif
 endif
 else
-	$(CA65) -t none -o $$(@:.bin=.o) $$< > $$(@:.bin=.err) 2> $$(@:.bin=.err2) || $(TRUE)
+	$(CA65) -t none --no-utf8 -o $$(@:.bin=.o) $$< > $$(@:.bin=.err) 2> $$(@:.bin=.err2) || $(TRUE)
 ifeq ($(wildcard control/$1.no-ld65),)
 ifeq ($(wildcard $1.cfg),)
 	$(LD65) -t none -o $$@ $$(@:.bin=.o) none.lib > $$(@:.bin=.ld65-err) 2> $$(@:.bin=.ld65-err2) || $(TRUE)
@@ -144,7 +144,7 @@ endif
 
 #	compile with listing file
 ifeq ($(wildcard control/$1.err),)
-	$(CA65) -t none -l $$(@:.bin=.list-lst) -o $$(@:.bin=.list-o) $$< > $$(@:.bin=.list-err) 2> $$(@:.bin=.list-err2)
+	$(CA65) -t none --no-utf8 -l $$(@:.bin=.list-lst) -o $$(@:.bin=.list-o) $$< > $$(@:.bin=.list-err) 2> $$(@:.bin=.list-err2)
 ifeq ($(wildcard control/$1.no-ld65),)
 ifeq ($(wildcard $1.cfg),)
 	$(LD65) -t none -o $$(@:.bin=.list-bin) $$(@:.bin=.list-o) none.lib > $$(@:.bin=.list-ld65-err) 2> $$(@:.bin=.list-ld65-err2)
@@ -153,7 +153,7 @@ else
 endif
 endif
 else
-	$(CA65) -t none -l $$(@:.bin=.list-lst) -o $$(@:.bin=.list-o) $$< > $$(@:.bin=.list-err) 2> $$(@:.bin=.list-err2) || $(TRUE)
+	$(CA65) -t none --no-utf8 -l $$(@:.bin=.list-lst) -o $$(@:.bin=.list-o) $$< > $$(@:.bin=.list-err) 2> $$(@:.bin=.list-err2) || $(TRUE)
 ifeq ($(wildcard control/$1.no-ld65),)
 ifeq ($(wildcard $1.cfg),)
 	$(LD65) -t none -o $$(@:.bin=.list-bin) $$(@:.bin=.list-o) none.lib > $$(@:.bin=.list-ld65-err) 2> $$(@:.bin=.list-ld65-err2) || $(TRUE)