diff --git a/doc/lib.m4 b/doc/lib.m4
index aac7db3ed..611be2676 100644
--- a/doc/lib.m4
+++ b/doc/lib.m4
@@ -15,7 +15,7 @@ m4_dnl $1 is the manual's web slug: hledger, hledger-ui, journal, csv etc.
 m4_dnl The current version is hidden (or whatever) by highlightDocVersion in site.js.
 m4_dnl
 m4_define({{_docversionlinks_}},m4_dnl
-This doc is for version **_version_**.
+This doc is for version **_version_ (dev)**.
 <span class="docversions">m4_dnl
 m4_dnl Too painful for static generation, insert from site.js instead
 m4_dnl Available versions: