diff --git a/campaigns/musa_rlc_product/run_pytest_musa_rlc_product.sh b/campaigns/musa_rlc_product/run_pytest_musa_rlc_product.sh
index a12e530..52610ce 100644
--- a/campaigns/musa_rlc_product/run_pytest_musa_rlc_product.sh
+++ b/campaigns/musa_rlc_product/run_pytest_musa_rlc_product.sh
@@ -53,17 +53,16 @@ export FLAGGEMS_PERF_CURRENT_OP="$OP"
 export FLAGGEMS_PERF_COLOR=never
 export NO_COLOR=1
 
-plugins=(
-  -p _musa_benchmark_compat_plugin
-  -p _device_guard_plugin
-  -p _seed_plugin
-  -p _shape_inject_plugin
-  -p _shape_iter_inject_plugin
-  -p _bespoke_shape_plugin
-  -p _autotune_record_plugin
-  -p _pretty_report_plugin
-  -p _ir_meta_plugin
-)
+# The plugin list comes from zl_bench, not from here. Hand-copying it is how
+# this campaign drifted: the copy was taken before backends/ existed, so it
+# still named _device_guard_plugin (now _device_setup_plugin) and, more
+# importantly, carried no timing plugin at all -- which is why every sealed
+# measurement is timer=direct while zl_bench's own driver had been capturing.
+# Asking the planner means the caliber tracks whatever the backend declares.
+export ZL_BACKEND=musa
+mapfile -t plugins < <("$PYTHON_BIN" "$ZL_BENCH_DIR/plugin_plan.py" \
+  --backend "$ZL_BACKEND" --pytest-args | tr ' ' '\n')
+preflight "plugin plan is non-empty" test "${#plugins[@]}" -gt 0
 
 dtype_args=()
 for dtype in ${DTYPES:-float16}; do
diff --git a/campaigns/musa_rlc_product/tests/test_musa_rlc_product.py b/campaigns/musa_rlc_product/tests/test_musa_rlc_product.py
index bb1189f..dbf894c 100644
--- a/campaigns/musa_rlc_product/tests/test_musa_rlc_product.py
+++ b/campaigns/musa_rlc_product/tests/test_musa_rlc_product.py
@@ -66,7 +66,13 @@ class MusaRlcProductTests(unittest.TestCase):
         self.assertIn(
             'FLAGGEMS_PERF_TTGIR_DUMP_DIR="$OUT_DIR/ttgir"', worker
         )
-        self.assertIn("-p _musa_benchmark_compat_plugin", worker)
+        # The plugin list is asked for, not written here: a hand-copied list is
+        # what let this worker keep _device_guard_plugin and no timing plugin
+        # long after zl_bench had moved on. What the plan contains for musa --
+        # the compat plugin included -- is asserted in zl_bench's test_backends.
+        self.assertIn("plugin_plan.py", worker)
+        self.assertIn('--backend "$ZL_BACKEND"', worker)
+        self.assertNotIn("-p _", worker)
         self.assertIn(
             'PYTHONPATH="$worker_dir:$ZL_BENCH_DIR:$FLAGGEMS_DIR/src:$FLAGTREE_SITE"',
             worker,