diff --git a/string/string.h b/string/string.h
index d494a1d5f9..54dd8344de 100644
--- a/string/string.h
+++ b/string/string.h
@@ -73,7 +73,7 @@ extern int memcmp (const void *__s1, const void *__s2, size_t __n)
    or bcmp are correct implementations.
 
    __memcmpeq is meant to be used by compilers when memcmp return is
-   only used for its bolean value.
+   only used for its boolean value.
 
    __memcmpeq is declared only for use by compilers.  Programs should
    continue to use memcmp.  */