2 files changed, 3 insertions(+), 2 deletions(-)

M doc/guix.texi
M gnu/system.scm

@@ 16313,7 16313,7 @@ The default set includes core utilities and it is good practice to
 install non-core utilities in user profiles (@pxref{Invoking guix
 package}).
 
-@item @code{timezone}
+@item @code{timezone} (default: @code{"Etc/UTC"})
 A timezone identifying string---e.g., @code{"Europe/Paris"}.
 
 You can run the @command{tzselect} command to find out which timezone

@@ 265,7 265,8 @@ VERSION is the target version of the boot-parameters record."
   (packages operating-system-packages             ; list of (PACKAGE OUTPUT...)
             (default %base-packages))             ; or just PACKAGE
 
-  (timezone operating-system-timezone)            ; string
+  (timezone operating-system-timezone
+            (default "Etc/UTC"))                  ; string
   (locale   operating-system-locale               ; string
             (default "en_US.utf8"))
   (locale-definitions operating-system-locale-definitions ; list of <locale-definition>