Fixes <https://issues.guix.gnu.org/66659>. Fixes a regression introduced in 6b0a32196982a0a2f4dbb59d35e55833a5545ac6. The first attempt in e098ba2f499bbddfea50c85058e4077e39b85513 to fix this issue didn't work. * gnu/home/services.scm (compute-on-first-login-script): Add ‘begin *unspecified*’ around #$@gexps. Change-Id: I14339ad684ffe93e692e507b57dcd221d96210ef Signed-off-by: Clément Lassieur <clement@lassieur.org>