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-rw-r--r--doc/build.scm4
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/build.scm b/doc/build.scm
index 380678c866..45a863503a 100644
--- a/doc/build.scm
+++ b/doc/build.scm
@@ -170,7 +170,9 @@ as well as images, OS examples, and translations."
 
 (define %makeinfo-html-options
   ;; Options passed to 'makeinfo --html'.
-  '("--css-ref=https://www.gnu.org/software/gnulib/manual.css"))
+  '("--css-ref=https://www.gnu.org/software/gnulib/manual.css"
+    "-c" "EXTRA_HEAD=<meta name=\"viewport\" \
+content=\"width=device-width, initial-scale=1\" />"))
 
 (define guile-lib/htmlprag-fixed
   ;; Guile-Lib with a hotfix for (htmlprag).