diff --git a/migrations/1790461245.sh b/migrations/1790461245.sh
new file mode 100644
index 00000000000..12dd697ab1f
--- /dev/null
+++ b/migrations/1790461245.sh
@@ -0,0 +1,17 @@
+echo "Move this Mac onto Omarchy's official packages with the released omarchy-mac-boot"
+
+# Only this runtime carries it; official Omarchy reaches a Mac through
+# 1790347292 and its installed omarchy-mac-boot. A tester's Mac may have no
+# omarchy-mac-boot or an unofficial one, and may have run 1790347292 before
+# any target existed, so this runs the engine from a verified download of the
+# official package. Until that package ships its target, and while preflight
+# refuses, it exits 75 and stays pending without holding up the update. The
+# work is machine-wide: once it ran, the marker spares every other account.
+marker="${OMARCHY_MAC_ACTIVATION_MARKER:-/var/lib/omarchy/migrations/1790461245}"
+[[ ! -e $marker ]] || exit 0
+
+platform=$(omarchy-hw-platform)
+[[ $platform == "apple-silicon" ]] || exit 0
+
+sudo omarchy-mac-migrate-bootstrap
+sudo install -Dm644 /dev/null "$marker"
diff --git a/packages/omarchy-mac/boot/files/usr/lib/omarchy-mac/boot/migration-target b/packages/omarchy-mac/boot/files/usr/lib/omarchy-mac/boot/migration-target
new file mode 100644
index 00000000000..06d01219ea9
--- /dev/null
+++ b/packages/omarchy-mac/boot/files/usr/lib/omarchy-mac/boot/migration-target
@@ -0,0 +1,4 @@
+# Activates the Mac migration (ticket 53): Macs move onto Omarchy's stable channel.
+format=1
+type=repository
+channel=stable
diff --git a/packages/omarchy-mac/boot/test/mac-migrate-test.sh b/packages/omarchy-mac/boot/test/mac-migrate-test.sh
index eb3b68c4458..ac2c11610d8 100644
--- a/packages/omarchy-mac/boot/test/mac-migrate-test.sh
+++ b/packages/omarchy-mac/boot/test/mac-migrate-test.sh
@@ -515,7 +515,7 @@ echo generic-aarch64 >"$F/platform"
 output=$(migrate run 2>&1) || fail "another platform is a no-op" "$output"
 grep -q "Not an Apple Silicon Mac" <<<"$output" && [[ ! -e $(state_dir) ]] || fail "another platform is left alone" "$output"
 echo apple-silicon >"$F/platform"
-rm "$R/etc/omarchy-mac/migration-target"
+rm "$R/etc/omarchy-mac/migration-target" "$R/usr/lib/omarchy-mac/boot/migration-target"
 output=$(migrate run 2>&1) || fail "no target is a no-op" "$output"
 grep -q "No migration target is set" <<<"$output" && [[ ! -e $(state_dir) ]] || fail "without a target nothing runs" "$output"
 if OMARCHY_MAC_MIGRATE_ROOT="" "$R/usr/bin/omarchy-mac-migrate" run 2>/dev/null; then fail "a normal user without a fixture root is refused"; fi
@@ -790,6 +790,8 @@ pass "a repository target (omacom stable later) replaces the same names from [om
 [[ -x $R/usr/lib/omarchy/mac-boot/migrate && $(stat -c %a "$R/usr/lib/omarchy/mac-boot/migrate") == 755 ]] ||
   fail "the migrate entrypoint is staged for omarchy-lifecycle-dispatch"
 [[ -f $R/usr/lib/systemd/system/omarchy-mac-migrate-verify.service ]] || fail "the post-reboot unit is staged"
+[[ $(grep -v '^#' "$R/usr/lib/omarchy-mac/boot/migration-target") == $'format=1\ntype=repository\nchannel=stable' ]] ||
+  fail "the package activates the migration onto Omarchy's stable channel"
 for file in migrate-engine.sh migrate-tester.sh migrate-legacy.sh migrate-mx-mac.sh; do
   [[ -f $R/usr/lib/omarchy-mac/boot/$file ]] || fail "$file is staged"
 done
@@ -797,4 +799,4 @@ new_fixture entrypoint
 output=$(OMARCHY_MAC_MIGRATE_ROOT=$R MIGRATE_FIXTURE=$F PATH="$stubs:$PATH" "$R/usr/lib/omarchy/mac-boot/migrate" 2>&1) ||
   fail "the dispatch entrypoint runs the migration" "$output"
 grep -q "Reboot to finish" <<<"$output" || fail "the entrypoint runs omarchy-mac-migrate run" "$output"
-pass "the package ships the dispatch entrypoint, the engine and the post-reboot unit"
+pass "the package ships the dispatch entrypoint, the engine, the post-reboot unit and the stable target that activates it"
diff --git a/test/shell.d/mac-activation-migration-test.sh b/test/shell.d/mac-activation-migration-test.sh
new file mode 100644
index 00000000000..556b9930c7d
--- /dev/null
+++ b/test/shell.d/mac-activation-migration-test.sh
@@ -0,0 +1,51 @@
+#!/bin/bash
+
+set -euo pipefail
+
+source "$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)/base-test.sh"
+
+# The runtime's Mac activation migration runs omarchy-mac-migrate-bootstrap as
+# root on Apple Silicon, passes its deferral (75) or failure on, and writes the
+# machine-wide marker only once it succeeded.
+migration=$ROOT/migrations/1790461245.sh
+tmp=$(mktemp -d)
+trap 'rm -rf "$tmp"' EXIT
+mkdir -p "$tmp/bin"
+printf '#!/bin/bash\ncat "$FIXTURE/platform"\n' >"$tmp/bin/omarchy-hw-platform"
+printf '#!/bin/bash\necho "bootstrap $*" >>"$FIXTURE/ran"\nexit "$(cat "$FIXTURE/status")"\n' >"$tmp/bin/omarchy-mac-migrate-bootstrap"
+cat >"$tmp/bin/sudo" <<'SH'
+#!/bin/bash
+echo "sudo $*" >>"$FIXTURE/ran"
+exec "$@"
+SH
+chmod 755 "$tmp/bin"/*
+marker=$tmp/state/1790461245
+
+run_migration() {
+  rm -f "$tmp/ran"
+  FIXTURE=$tmp PATH="$tmp/bin:$PATH" OMARCHY_PATH=$ROOT OMARCHY_MAC_ACTIVATION_MARKER=$marker bash -euo pipefail "$migration"
+}
+
+[[ $(stat -c %a "$migration") == 644 ]] || fail "the migration is mode 644"
+head -n 1 "$migration" | grep -q '^echo ' || fail "the migration starts with an echo"
+
+echo generic >"$tmp/platform"
+echo 0 >"$tmp/status"
+run_migration >/dev/null || fail "another platform: the migration completes"
+[[ ! -e $tmp/ran && ! -e $marker ]] || fail "another platform: nothing runs" "$(cat "$tmp/ran" 2>/dev/null)"
+pass "anything but an Apple Silicon Mac completes the migration and runs nothing"
+
+echo apple-silicon >"$tmp/platform"
+for status in 75 1; do
+  echo "$status" >"$tmp/status"
+  result=0
+  run_migration >/dev/null 2>&1 || result=$?
+  (( result == status )) && [[ ! -e $marker ]] || fail "a bootstrap exiting $status leaves the migration pending with that status" "status $result"
+done
+echo 0 >"$tmp/status"
+run_migration >/dev/null || fail "a Mac: the migration completes once the bootstrap did"
+[[ $(sed -n 1,2p "$tmp/ran") == $'sudo omarchy-mac-migrate-bootstrap\nbootstrap ' && -e $marker ]] ||
+  fail "a Mac: the bootstrap runs as root, then the marker is written" "$(cat "$tmp/ran")"
+run_migration >/dev/null || fail "another account: the migration completes"
+[[ ! -e $tmp/ran ]] || fail "another account: nothing runs once the Mac migrated" "$(cat "$tmp/ran")"
+pass "a Mac runs the bootstrap as root, stays pending while it defers or fails, and other accounts skip it once it ran"