diff --git a/ChangeLog b/ChangeLog
index 4ed9d1fd4..43825d3cf 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2016-12-08  Oliver Kiddle  <opk@zsh.org>
 
+	* c.f. 40119: Src/zsh.h: correct typo in comment
+
 	* 40114: Completion/Zsh/Context/_brace_parameter: complete
 	:/ with other parameter operators
 
diff --git a/Src/zsh.h b/Src/zsh.h
index f2c030004..f22d8b135 100644
--- a/Src/zsh.h
+++ b/Src/zsh.h
@@ -1589,8 +1589,8 @@ struct zpc_disables_save {
     struct zpc_disables_save *next;
     /*
      * Bit vector of ZPC_COUNT disabled characters.
-     * We'll live dangerously and assumed ZPC_COUNT is no greater
-     * than the number of bits an unsigned int.
+     * We'll live dangerously and assume ZPC_COUNT is no greater
+     * than the number of bits in an unsigned int.
      */
     unsigned int disables;
 };