diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f4c687a76..a0d98c24f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -596,6 +596,8 @@ jobs:
           set -e
           gmake compiler ae stdlib
           gmake test
+          ./build/ae run std/capsicum/test_capsicum_portability.ae
+          sh tests/freebsd/run.sh
 
   # ============================================================
   # contrib/host bridge check — syntax check of every host bridge
diff --git a/std/capsicum/test_capsicum_portability.ae b/std/capsicum/test_capsicum_portability.ae
index 04bb95236..7420bcbcd 100644
--- a/std/capsicum/test_capsicum_portability.ae
+++ b/std/capsicum/test_capsicum_portability.ae
@@ -1,5 +1,4 @@
-// std.capsicum / std.casper portability (#1584) — co-located, replacing
-// tests/regression/test_capsicum_portability.ae.
+// std.capsicum / std.casper portability (#1584), co-located with the module.
 //
 // Capsicum is FreeBSD-only, and that is exactly why this suite runs
 // EVERYWHERE rather than skipping. Two contracts, and both matter:
@@ -16,9 +15,8 @@
 // half everywhere and asserts something real on every leg.
 //
 // The kernel-enforcement behaviour itself (entering capability mode,
-// rights narrowing, Casper delegation) needs a live FreeBSD box: that
-// lives in tests/freebsd/ and the nightly harness, which the CI matrix
-// has no runner for.
+// rights narrowing, Casper delegation) needs a live FreeBSD box. Those
+// tests live in tests/freebsd/ and run in the native FreeBSD CI job.
 
 import std.spec
 import std.capsicum
diff --git a/tests/freebsd/README.md b/tests/freebsd/README.md
index ab5dcc67d..d34faf6c3 100644
--- a/tests/freebsd/README.md
+++ b/tests/freebsd/README.md
@@ -1,14 +1,14 @@
 # FreeBSD-only sandbox tests
 
 These exercise **real Capsicum / Casper enforcement** and can only pass on a
-FreeBSD host with a Capsicum-enabled kernel. GitHub's CI matrix has **no
-FreeBSD runner**, so they live here (outside `tests/regression/`) and are run
-by `run.sh` / the nightly harness rather than the normal test suite.
+FreeBSD host with a Capsicum-enabled kernel. They live here, outside the
+portable regression suite, and are run by `run.sh` in the native FreeBSD CI
+VM. The nightly harness can provide an independent scheduled run.
 
-The portable side of the contract — graceful degrade off FreeBSD, the gate
-`aeo`'s `require_capsicum()` / `prefer_capsicum()` depends on — **is** covered
-by `tests/regression/test_capsicum_portability.ae`, which runs on every CI
-platform.
+The portable side of the contract - graceful degrade off FreeBSD, the gate
+`aeo`'s `require_capsicum()` / `prefer_capsicum()` depends on - **is** covered
+by `std/capsicum/test_capsicum_portability.ae`, which runs in the portable
+suite and explicitly in the native FreeBSD CI job.
 
 ## Tests
 
@@ -39,22 +39,22 @@ sh tests/freebsd/run.sh           # uses ./build/ae; all-skip + exit 0 off FreeB
 AE=/path/to/ae sh tests/freebsd/run.sh
 ```
 
-## Nightly self-test (the CI stand-in)
+## Optional nightly self-test
 
-`nightly.sh` syncs the target branch, builds from clean, runs these tests +
-the portable contract test + the `#668` seccomp clone-fence test, and **files
-a GitHub issue on failure** (deduped by an issue-title marker; comments on the
-existing issue rather than spamming new ones). Intended for a cron on the
-GhostBSD build box.
+`nightly.sh` provides an independent scheduled run. It syncs the target branch,
+builds from clean, runs these tests plus the portable contract test, and
+**files a GitHub issue on failure** (deduped by an issue-title marker; comments
+on the existing issue rather than spamming new ones). It is intended for a cron
+on the GhostBSD build box.
 
 ```sh
 # GhostBSD cron (03:17 nightly):
-17 3 * * *  cd $HOME/aether && BRANCH=feat/freebsd-sandbox-parity-v2 \
+17 3 * * *  cd $HOME/aether && BRANCH=main \
             sh tests/freebsd/nightly.sh >> $HOME/aether-nightly.log 2>&1
 ```
 
 `gh` must be authenticated on the host for issue filing; without it the script
 still runs the tests and just prints the report. `NO_ISSUE=1` forces a dry run.
 
-When a real FreeBSD CI runner exists, fold `run.sh` into the matrix and retire
-the nightly (or keep it as defence in depth).
+The native FreeBSD CI job is the pull-request gate. Keep the nightly only when
+an independent scheduled run is useful.
diff --git a/tests/freebsd/capsicum_enforce.ae b/tests/freebsd/capsicum_enforce.ae
index bf7fbc002..383303265 100644
--- a/tests/freebsd/capsicum_enforce.ae
+++ b/tests/freebsd/capsicum_enforce.ae
@@ -1,7 +1,6 @@
-// FreeBSD-only Capsicum enforcement test (run as a subprocess by the
-// nightly harness / tests/freebsd/run.sh). NOT in the CI regression set —
-// the CI matrix has no FreeBSD runner; the portable contract is covered by
-// tests/regression/test_capsicum_portability.ae.
+// FreeBSD-only Capsicum enforcement test (run as a subprocess by
+// tests/freebsd/run.sh in the native FreeBSD CI job). The portable contract
+// is covered by std/capsicum/test_capsicum_portability.ae.
 //
 // capsicum.enter() is IRREVERSIBLE and process-wide, so this whole program
 // is the unit: it asserts pre-state, enters capability mode, then asserts
diff --git a/tests/freebsd/casper_delegation.ae b/tests/freebsd/casper_delegation.ae
index df962c09c..2ff4bfd1e 100644
--- a/tests/freebsd/casper_delegation.ae
+++ b/tests/freebsd/casper_delegation.ae
@@ -1,7 +1,8 @@
-// FreeBSD-only Casper delegation test (run as a subprocess by the nightly
-// harness). Proves the two-phase pattern that std.casper's docstring (and
+// FreeBSD-only Casper delegation test (run as a subprocess by
+// tests/freebsd/run.sh in the native FreeBSD CI job). Proves the two-phase
+// pattern that std.casper's docstring (and
 // aeo's design) depend on: open the service channel BEFORE entering
-// capability mode, then use it AFTER — a passwd lookup that would
+// capability mode, then use it AFTER - a passwd lookup that would
 // otherwise be impossible in capability mode (no /etc/passwd access)
 // succeeds because Casper performs it on the other side of the boundary.
 //
diff --git a/tests/freebsd/nightly.sh b/tests/freebsd/nightly.sh
index 1c3e1c7d6..1cc002cb3 100755
--- a/tests/freebsd/nightly.sh
+++ b/tests/freebsd/nightly.sh
@@ -1,15 +1,14 @@
 #!/bin/sh
 # tests/freebsd/nightly.sh — self-run nightly FreeBSD sandbox validation.
 #
-# There is no FreeBSD runner in the GitHub CI matrix, so the Capsicum /
-# Casper / audit enforcement paths can't be gated automatically. This
-# script is the stand-in: run it on a cron on the GhostBSD build box
-# (paul@192.168.0.57), it builds the target branch from a clean tree and
-# runs the FreeBSD enforcement tests + the portable contract test. On
-# failure it opens (or updates) a GitHub issue so the result feeds back.
+# The native FreeBSD CI job gates the Capsicum / Casper enforcement paths.
+# This script provides an optional independent scheduled run on the GhostBSD
+# build box: it builds the target branch from a clean tree and runs the
+# FreeBSD enforcement tests plus the portable contract test. On failure it
+# opens (or updates) a GitHub issue so the result feeds back.
 #
 # Cron example (GhostBSD), 03:17 nightly:
-#   17 3 * * *  cd $HOME/aether && BRANCH=feat/freebsd-sandbox-parity-v2 \
+#   17 3 * * *  cd $HOME/aether && BRANCH=main \
 #               sh tests/freebsd/nightly.sh >> $HOME/aether-nightly.log 2>&1
 #
 # Requirements on the host: git, gmake, a C toolchain, and `gh` (GitHub
@@ -17,12 +16,12 @@
 # runs the tests and just prints the report (no issue filed).
 #
 # Env:
-#   BRANCH  branch to test          (default: feat/freebsd-sandbox-parity-v2)
+#   BRANCH  branch to test          (default: main)
 #   REPO    owner/name for issues   (default: aether-lang-dev/aether)
 #   NO_ISSUE=1  run tests, never file an issue (dry run)
 set -u
 
-BRANCH="${BRANCH:-feat/freebsd-sandbox-parity-v2}"
+BRANCH="${BRANCH:-main}"
 REPO="${REPO:-aether-lang-dev/aether}"
 ROOT=$(cd "$(dirname "$0")/../.." && pwd)
 cd "$ROOT" || exit 3
@@ -47,7 +46,7 @@ fail_report() {
         return
     fi
     title="$MARKER $BRANCH failed: $stage"
-    body=$(printf 'Nightly FreeBSD sandbox validation failed.\n\n- host: %s\n- branch: `%s`\n- commit: `%s`\n- stage: **%s**\n- when: %s\n\n```\n%s\n```\n\n_Filed automatically by tests/freebsd/nightly.sh (no FreeBSD CI runner yet)._' \
+    body=$(printf 'Nightly FreeBSD sandbox validation failed.\n\n- host: %s\n- branch: `%s`\n- commit: `%s`\n- stage: **%s**\n- when: %s\n\n```\n%s\n```\n\n_Filed automatically by the optional tests/freebsd/nightly.sh run._' \
         "$(uname -srm)" "$BRANCH" "$(git rev-parse --short HEAD 2>/dev/null)" "$stage" "$TS" "$(tail -120 "$LOG")")
     # Dedup: if an open issue with the same title exists, comment instead.
     existing=$(gh issue list --repo "$REPO" --state open --search "$title in:title" --json number --jq '.[0].number' 2>/dev/null)
diff --git a/tests/freebsd/rights_limit_stdlib_fd.ae b/tests/freebsd/rights_limit_stdlib_fd.ae
index 4c5feb081..7e8469acc 100644
--- a/tests/freebsd/rights_limit_stdlib_fd.ae
+++ b/tests/freebsd/rights_limit_stdlib_fd.ae
@@ -1,6 +1,6 @@
 // FreeBSD-only: capsicum.rights_limit() on a descriptor obtained from a
-// std.file handle via file.fd() (issue #1003). Run by tests/freebsd/run.sh;
-// NOT in the CI regression set (no FreeBSD runner).
+// std.file handle via file.fd() (issue #1003). Run by tests/freebsd/run.sh
+// in the native FreeBSD CI job.
 //
 // Proves the fd accessor returns the real kernel descriptor: narrowing it
 // succeeds; after capsicum.enter() the narrowed, already-open handle still
diff --git a/tests/freebsd/run.sh b/tests/freebsd/run.sh
index 4d502e4a7..1709c6376 100755
--- a/tests/freebsd/run.sh
+++ b/tests/freebsd/run.sh
@@ -2,9 +2,8 @@
 # tests/freebsd/run.sh — run the FreeBSD-only sandbox enforcement tests.
 #
 # These exercise REAL Capsicum/Casper behaviour and can only pass on a
-# FreeBSD host with a Capsicum-enabled kernel; there is no FreeBSD runner
-# in the CI matrix yet, so they live outside tests/regression/ and are
-# driven by this script (locally / by the nightly harness).
+# FreeBSD host with a Capsicum-enabled kernel. The native FreeBSD CI job
+# and the optional nightly harness both drive this script.
 #
 # Each test .ae is a self-contained program: exit 0 = pass, 1 = fail,
 # 2 = skip (not FreeBSD). On a non-FreeBSD host every test skips and the