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-rw-r--r--doc/guix.texi11
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 89a970908d..158261e373 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -33229,6 +33229,17 @@ Enable or disable debug output.
@item @code{enable-iptables?} (default @code{#t})
Enable or disable the addition of iptables rules.
+@item @code{environment-variables} (default: @code{()})
+List of environment variables to set for @command{dockerd}.
+
+This must be a list of strings where each string has the form
+@samp{@var{key}=@var{value}} as in this example:
+
+@lisp
+(list "LANGUAGE=eo:ca:eu"
+ "TMPDIR=/tmp/dockerd")
+@end lisp
+
@end table
@end deftp