diff --git a/fuzzers/012-clb-n5ffmux/Makefile b/fuzzers/012-clb-n5ffmux/Makefile
index f5f5a631..b4f9bd7f 100644
--- a/fuzzers/012-clb-n5ffmux/Makefile
+++ b/fuzzers/012-clb-n5ffmux/Makefile
@@ -1,3 +1,3 @@
-N := 1
+N := 3
 include ../clb.mk