diff --git a/compiler-rt/lib/fuzzer/FuzzerMutate.h b/compiler-rt/lib/fuzzer/FuzzerMutate.h
index 8cb9f86a0f732..fd37191156d3f 100644
--- a/compiler-rt/lib/fuzzer/FuzzerMutate.h
+++ b/compiler-rt/lib/fuzzer/FuzzerMutate.h
@@ -43,9 +43,9 @@ class MutationDispatcher {
   size_t Mutate_InsertByte(uint8_t *Data, size_t Size, size_t MaxSize);
   /// Mutates data by inserting several repeated bytes.
   size_t Mutate_InsertRepeatedBytes(uint8_t *Data, size_t Size, size_t MaxSize);
-  /// Mutates data by chanding one byte.
+  /// Mutates data by changing one byte.
   size_t Mutate_ChangeByte(uint8_t *Data, size_t Size, size_t MaxSize);
-  /// Mutates data by chanding one bit.
+  /// Mutates data by changing one bit.
   size_t Mutate_ChangeBit(uint8_t *Data, size_t Size, size_t MaxSize);
   /// Mutates data by copying/inserting a part of data into a different place.
   size_t Mutate_CopyPart(uint8_t *Data, size_t Size, size_t MaxSize);