diff --git a/doc/go_mem.html b/doc/go_mem.html
index 7adc34828a7..8db7d65e734 100644
--- a/doc/go_mem.html
+++ b/doc/go_mem.html
@@ -231,7 +231,7 @@ do exactly this.
 
 <p>
 A read of an array, struct, or complex number
-may by implemented as a read of each individual sub-value
+may be implemented as a read of each individual sub-value
 (array element, struct field, or real/imaginary component),
 in any order.
 Similarly, a write of an array, struct, or complex number