diff --git a/iso/files/usr/lib/systemd/system-preset/90-fluffy-pancake-firstboot.preset b/iso/files/usr/lib/systemd/system-preset/90-fluffy-pancake-firstboot.preset
new file mode 100644
index 0000000..ced0dcc
--- /dev/null
+++ b/iso/files/usr/lib/systemd/system-preset/90-fluffy-pancake-firstboot.preset
@@ -0,0 +1 @@
+enable fluffy-pancake-firstboot.service
diff --git a/iso/files/usr/lib/systemd/system/fluffy-pancake-firstboot.service b/iso/files/usr/lib/systemd/system/fluffy-pancake-firstboot.service
new file mode 100644
index 0000000..d504c15
--- /dev/null
+++ b/iso/files/usr/lib/systemd/system/fluffy-pancake-firstboot.service
@@ -0,0 +1,13 @@
+[Unit]
+Description=Fluffy Pancake First Boot Initialization
+ConditionFirstBoot=yes
+After=network-online.target
+Wants=network-online.target
+
+[Service]
+Type=oneshot
+ExecStart=/usr/libexec/fluffy-pancake/firstboot.sh
+RemainAfterExit=yes
+
+[Install]
+WantedBy=first-boot-complete.target
diff --git a/iso/files/usr/libexec/fluffy-pancake/firstboot.sh b/iso/files/usr/libexec/fluffy-pancake/firstboot.sh
new file mode 100755
index 0000000..7724e90
--- /dev/null
+++ b/iso/files/usr/libexec/fluffy-pancake/firstboot.sh
@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+echo "[fluffy-pancake-firstboot] starting"
+
+if systemctl list-unit-files | grep -q '^brew-setup.service'; then
+  systemctl start brew-setup.service || true
+fi
+
+if systemctl list-unit-files | grep -q '^flatpak-add-fedora-repos.service'; then
+  systemctl start flatpak-add-fedora-repos.service || true
+fi
+
+echo "[fluffy-pancake-firstboot] done"
diff --git a/iso/iso.toml b/iso/iso.toml
index c01fe0f..d1dceec 100644
--- a/iso/iso.toml
+++ b/iso/iso.toml
@@ -24,3 +24,15 @@ enable = [
 disable = [
   "org.fedoraproject.Anaconda.Modules.Subscription"
 ]
+
+[[customizations.files]]
+path = "/files/usr/lib/systemd/system/fluffy-pancake-firstboot.service"
+destination = "/usr/lib/systemd/system/fluffy-pancake-firstboot.service"
+
+[[customizations.files]]
+path = "/files/usr/libexec/fluffy-pancake/firstboot.sh"
+destination = "/usr/libexec/fluffy-pancake/firstboot.sh"
+
+[[customizations.files]]
+path = "/files/usr/lib/systemd/system-preset/90-fluffy-pancake-firstboot.preset"
+destination = "/usr/lib/systemd/system-preset/90-fluffy-pancake-firstboot.preset"