diff --git a/etc/guix-daemon.service.in b/etc/guix-daemon.service.in
index fc7c811db6223324b6f4c7e1230a0bf3370e150d..ab0ce090c3ee435a0dba3cc50d019c60491f1f2f 100644
--- a/etc/guix-daemon.service.in
+++ b/etc/guix-daemon.service.in
@@ -7,6 +7,7 @@ Description=Build daemon for GNU Guix
 
 [Service]
 ExecStart=@bindir@/guix-daemon --build-users-group=guixbuild
+Environment=GUIX_LOCPATH=/root/.guix-profile/lib/locale
 RemainAfterExit=yes
 StandardOutput=syslog
 StandardError=syslog