diff --git a/kernels/Makefile.kernels b/kernels/Makefile.kernels
index 2204a3d1..e6dc5044 100644
--- a/kernels/Makefile.kernels
+++ b/kernels/Makefile.kernels
@@ -23,6 +23,7 @@ CYCLES_CSV := cycles.csv
 
 # Generate the target file by combining the specified files from TESTS
 $(CYCLES_CSV): $(addsuffix .csv, $(basename $(TESTS)))
+	rm $(CYCLES_CSV)
 	@echo "Combining CSV files specified in TESTS into $@"
 	@for file in $(TESTS); do \
 		filename=$$(basename $$file .x); \