diff --git a/fuzzers/wcet_qemu_sys/Makefile b/fuzzers/wcet_qemu_sys/Makefile
index 2dc44488b5..c318f66582 100644
--- a/fuzzers/wcet_qemu_sys/Makefile
+++ b/fuzzers/wcet_qemu_sys/Makefile
@@ -63,7 +63,7 @@ $(BENCHDIR)/bench_%.log: $(BENCHDIR)/target_% $(TARGET_TRACE)
 		$(LOCK); \
 		echo $$CASE iteration $$i; \
 		mkdir -p $(BENCHDIR)/infos/$$CASE ; \
-		./fuzzer_bench.sh $</debug/fuzzer $(TARGET) --libafl-traces $(TARGET_TRACE) --libafl-fuzztime $(RUNTIME) \
+		./bench_fuzzer.sh $</debug/fuzzer $(TARGET) --libafl-traces $(TARGET_TRACE) --libafl-fuzztime $(RUNTIME) \
 			--libafl-dump $(BENCHDIR)/infos/$$CASE/$$i \
 			--libafl-edges $(TARGET_EDGES) --libafl-exectimes $(BENCHDIR)/execs/$$CASE\_$$i.exec > $@_$$i && \
 		sed -i "1 i\\$$CASE " $(BENCHDIR)/execs/$$CASE\_$$i.exec && \
@@ -110,4 +110,4 @@ reset_sem:
 			grep "Qemu Ticks:"; \
 		done
 
-$(TARGET_TRACE): $(TNAME).case
\ No newline at end of file
+$(TARGET_TRACE): $(TNAME).case
diff --git a/fuzzers/wcet_qemu_sys/bench_fuzzer.sh b/fuzzers/wcet_qemu_sys/bench_fuzzer.sh
new file mode 100755
index 0000000000..78135e5f48
--- /dev/null
+++ b/fuzzers/wcet_qemu_sys/bench_fuzzer.sh
@@ -0,0 +1,5 @@
+mkdir -p tmp/test_in tmp/test_out
+[ ! -f tmp/test_in/test ] && echo " !test" > tmp/test_in/test
+[ ! -f tmp/dummy.qcow2 ] && qemu-img create -f qcow2 tmp/dummy.qcow2 32M
+export LD_LIBRARY_PATH=target/debug
+$1 --libafl-snapshot tmp/dummy.qcow2 --libafl-out tmp/test_out --libafl-in tmp/test_in --libafl-kernel ${@:2}