diff --git a/6502/C64/Makefile b/6502/C64/Makefile
index efa83c1..d8ca20c 100644
--- a/6502/C64/Makefile
+++ b/6502/C64/Makefile
@@ -94,31 +94,37 @@ cbmfiles/vf-lite-x16:
 $(test_logs): $(test_files_petscii) emulator/run-in-vice.sh
 
 test-full-c64.log: emulator/vf-full-c64.T64 disks/scratch.d64
+	rm -f cbmfiles/test.log
 	DISK9=scratch emulator/run-in-vice.sh vf-full-c64 \
 	  "include run-full-tests.fth\n1234567890\n"
 	petscii2ascii cbmfiles/test.log $@
 
 test-lite-c64.log: emulator/vf-lite-c64.T64
+	rm -f cbmfiles/test.log
 	emulator/run-in-vice.sh vf-lite-c64 \
 	  "include run-lite-tests.fth\n1234567890\n"
 	petscii2ascii cbmfiles/test.log $@
 
 test-full-c16+.log: emulator/vf-full-c16+.T64 disks/scratch.d64
+	rm -f cbmfiles/test.log
 	VICE=xplus4 emulator/run-in-vice.sh vf-full-c16+ \
 	  "include run-full-tests.fth\n1234567890\n"
 	petscii2ascii cbmfiles/test.log $@
 
 test-lite-c16+.log: emulator/vf-lite-c16+.T64
+	rm -f cbmfiles/test.log
 	VICE=xplus4 emulator/run-in-vice.sh vf-lite-c16+ \
 	  "include run-lite-tests.fth\n1234567890\n"
 	petscii2ascii cbmfiles/test.log $@
 
 test-full-c16-.log: emulator/vf-full-c16-.T64
+	rm -f cbmfiles/test.log
 	VICE=xplus4 emulator/run-in-vice.sh vf-full-c16- \
 	  "include run-min-tests.fth\n1234567890\n"
 	petscii2ascii cbmfiles/test.log $@
 
 test-lite-c16-.log: emulator/vf-lite-c16-.T64
+	rm -f cbmfiles/test.log
 	VICE=xplus4 emulator/run-in-vice.sh vf-lite-c16- \
 	  "include run-lite-tests.fth\n1234567890\n"
 	petscii2ascii cbmfiles/test.log $@
diff --git a/6502/C64/src/vf-full-c16+.fth b/6502/C64/src/vf-full-c16+.fth
index fba1a28..b166789 100644
--- a/6502/C64/src/vf-full-c16+.fth
+++ b/6502/C64/src/vf-full-c16+.fth
@@ -8,7 +8,7 @@
 
 include vf-tc-prep.fth
 
-\log logopen" vf-lite-c64.log"
+\log logopen" vf-full-c16+.log"
 
 include vf-trg-c16+.fth
 
diff --git a/6502/C64/src/vf-full-c16-.fth b/6502/C64/src/vf-full-c16-.fth
index 6d8db8b..3441dbc 100644
--- a/6502/C64/src/vf-full-c16-.fth
+++ b/6502/C64/src/vf-full-c16-.fth
@@ -8,7 +8,7 @@
 
 include vf-tc-prep.fth
 
-\log logopen" vf-lite-c64.log"
+\log logopen" vf-full-c16-.log"
 
 include vf-trg-c16-.fth
 
diff --git a/6502/C64/src/vf-full-c64.fth b/6502/C64/src/vf-full-c64.fth
index 2f9d3a3..8c2535f 100644
--- a/6502/C64/src/vf-full-c64.fth
+++ b/6502/C64/src/vf-full-c64.fth
@@ -8,7 +8,7 @@
 
 include vf-tc-prep.fth
 
-\log logopen" vf-lite-c64.log"
+\log logopen" vf-full-c64.log"
 
 include vf-trg-c64.fth
 
diff --git a/6502/C64/src/vf-lite-c16+.fth b/6502/C64/src/vf-lite-c16+.fth
index df6acc3..f0fce4f 100644
--- a/6502/C64/src/vf-lite-c16+.fth
+++ b/6502/C64/src/vf-lite-c16+.fth
@@ -8,7 +8,7 @@
 
 include vf-tc-prep.fth
 
-\log logopen" vf-lite-c64.log"
+\log logopen" vf-lite-c16+.log"
 
 include vf-trg-c16+.fth
 
diff --git a/6502/C64/src/vf-lite-c16-.fth b/6502/C64/src/vf-lite-c16-.fth
index 2c7cf11..1f851f2 100644
--- a/6502/C64/src/vf-lite-c16-.fth
+++ b/6502/C64/src/vf-lite-c16-.fth
@@ -8,7 +8,7 @@
 
 include vf-tc-prep.fth
 
-\log logopen" vf-lite-c64.log"
+\log logopen" vf-lite-c16-.log"
 
 include vf-trg-c16-.fth