diff --git a/Makefile b/Makefile
index a8cd16f..6d3ad64 100644
--- a/Makefile
+++ b/Makefile
@@ -66,7 +66,10 @@ $(PROJECT)-debug: $(OBJ)
 pgo-generate: $(PGO_OBJ)
 	$(CXX) $^ $(CXXFLAGS) $(PROF_FLAGS) -o $@ $(LDFLAGS) $(PROF_FLAGS)
 
-pgo-profile: pgo-generate
+pgo-reset:
+	find ./profile -name \*.gcda -exec rm {} +
+
+pgo-profile: | pgo-reset pgo-generate
 	for i in {1..$(PGO_ITERATIONS)}; do \
 		dd if=/dev/urandom of=/tmp/$(PROJECT)-pgo-test bs=1024 count=$(PGO_DATASET_SIZE) >> /dev/null 2>&1; \
 		printf "\rIteration $$i / $(PGO_ITERATIONS)"; \