1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 3039a375..8bfcf2a4 100644
--- a/Makefile
+++ b/Makefile
@@ -401,7 +401,7 @@ check-admitted: $(FILES)
 	@grep -w 'admit\|Admitted\|ADMITTED' $^ || echo "Nothing admitted."
 
 check-proof: $(FILES)
-	$(COQCHK) compcert.driver.Complements
+	$(COQCHK) -o compcert.driver.Complements
 
 print-includes:
 	@echo $(COQINCLUDES)