diff --git a/ChangeLog b/ChangeLog
index 093eea95bb..95bc3b93b0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2017-06-23  Florian Weimer  <fweimer@redhat.com>
+
+	* sysdeps/x86_64/multiarch/memcmp-avx2-movbe.S (between_2_3): Fix typo in comment.
+
 2017-06-23  Florian Weimer  <fweimer@redhat.com>
 
 	* resolv/res_libc.c: Reformat to GNU style.
diff --git a/sysdeps/x86_64/multiarch/memcmp-avx2-movbe.S b/sysdeps/x86_64/multiarch/memcmp-avx2-movbe.S
index 9d1921033e..2cd2f71b85 100644
--- a/sysdeps/x86_64/multiarch/memcmp-avx2-movbe.S
+++ b/sysdeps/x86_64/multiarch/memcmp-avx2-movbe.S
@@ -148,7 +148,7 @@ L(between_2_3):
 	movzbl	-1(%rsi, %rdx), %esi
 	orl	%edi, %eax
 	orl	%esi, %ecx
-	/* Subtraction is okay because the upper 8 bits a zero.  */
+	/* Subtraction is okay because the upper 8 bits are zero.  */
 	subl	%ecx, %eax
 	ret