diff --git a/llvm/lib/Fuzzer/test/fuzzer-customcrossover.test b/llvm/lib/Fuzzer/test/fuzzer-customcrossover.test
index 28d39ce..ccf8261 100644
--- a/llvm/lib/Fuzzer/test/fuzzer-customcrossover.test
+++ b/llvm/lib/Fuzzer/test/fuzzer-customcrossover.test
@@ -2,7 +2,7 @@
 RUN: mkdir -p %t/CustomCrossover
 RUN: echo "0123456789" > %t/CustomCrossover/digits
 RUN: echo "abcdefghij" > %t/CustomCrossover/chars
-RUN: not LLVMFuzzer-CustomCrossOverTest -seed=1 -use_memcmp=0 -runs=100000 %t/CustomCrossover 2>&1 | FileCheck %s --check-prefix=LLVMFuzzerCustomCrossover
+RUN: not LLVMFuzzer-CustomCrossOverTest -seed=1 -runs=100000 %t/CustomCrossover 2>&1 | FileCheck %s --check-prefix=LLVMFuzzerCustomCrossover
 RUN: rm -rf %t/CustomCrossover
 
 LLVMFuzzerCustomCrossover: In LLVMFuzzerCustomCrossover