diff --git a/qemu-doc.texi b/qemu-doc.texi
index 3b705ada85..c4f21d1a9b 100644
--- a/qemu-doc.texi
+++ b/qemu-doc.texi
@@ -1,6 +1,10 @@
 \input texinfo @c -*- texinfo -*-
 @c %**start of header
 @setfilename qemu-doc.info
+
+@documentlanguage en
+@documentencoding UTF-8
+
 @settitle QEMU Emulator User Documentation
 @exampleindent 0
 @paragraphindent 0
@@ -1831,7 +1835,7 @@ MV88W8xx8 Ethernet controller
 @item
 MV88W8618 audio controller, WM8750 CODEC and mixer
 @item
-128×64 display with brightness control
+128×64 display with brightness control
 @item
 2 buttons, 2 navigation wheels with button function
 @end itemize
diff --git a/qemu-tech.texi b/qemu-tech.texi
index 52560dcf96..2e2a081d92 100644
--- a/qemu-tech.texi
+++ b/qemu-tech.texi
@@ -1,6 +1,10 @@
 \input texinfo @c -*- texinfo -*-
 @c %**start of header
 @setfilename qemu-tech.info
+
+@documentlanguage en
+@documentencoding UTF-8
+
 @settitle QEMU Internals
 @exampleindent 0
 @paragraphindent 0