diff --git a/fuzzers/028-fifo-config/Makefile b/fuzzers/028-fifo-config/Makefile
index b732d64a..a3368ba5 100644
--- a/fuzzers/028-fifo-config/Makefile
+++ b/fuzzers/028-fifo-config/Makefile
@@ -1,6 +1,4 @@
-# read/write width is relatively slow to resolve
-# Even slower with multi bit masks...
-N ?= 20
+N ?= 5
 
 include ../fuzzer.mk