code cleanups (from cppcheck)

1 files changed, 1 insertions, 1 deletions

diff --git a/custom_mutators/libfuzzer/FuzzerRandom.h b/custom_mutators/libfuzzer/FuzzerRandom.h
index 659283ee..7b1e1b1d 100644
--- a/custom_mutators/libfuzzer/FuzzerRandom.h
+++ b/custom_mutators/libfuzzer/FuzzerRandom.h
@@ -16,7 +16,7 @@
 namespace fuzzer {
 class Random : public std::minstd_rand {
  public:
-  Random(unsigned int seed) : std::minstd_rand(seed) {}
+  explicit Random(unsigned int seed) : std::minstd_rand(seed) {}
   result_type operator()() { return this->std::minstd_rand::operator()(); }
   size_t Rand() { return this->operator()(); }
   size_t RandBool() { return Rand() % 2; }