diff --git a/runtime/tests/run_gl_readback_region.py b/runtime/tests/run_gl_readback_region.py
index 5f4e2a4b..028389be 100644
--- a/runtime/tests/run_gl_readback_region.py
+++ b/runtime/tests/run_gl_readback_region.py
@@ -66,7 +66,11 @@ def main():
         return result
 
     fixture = args.fixture or framework / "runtime/tests/test_gl_readback_region.c"
-    for name, source in [("probe", fixture), ("sw", framework / "runtime/src/gpu_sw_renderer.c")]:
+    # The renderer's render-pass paths call the journal and VRAM policy in
+    # render_pass_plan.c (self-contained: no other runtime symbols).
+    sources = [("probe", fixture), ("sw", framework / "runtime/src/gpu_sw_renderer.c"),
+               ("rp", framework / "runtime/src/render_pass_plan.c")]
+    for name, source in sources:
         if run([compiler / "gcc.exe", "-std=c11", "-O2", "-flto", "-DPSX_SDL3=1",
                 "-DPSX_NO_DEBUG_TOOLS=1", *includes, "-c", source,
                 "-o", dest / (name + ".o")]).returncode:
@@ -74,7 +78,7 @@ def main():
     libraries = ["m", "kernel32", "user32", "gdi32", "winmm", "imm32", "ole32",
                  "oleaut32", "version", "uuid", "advapi32", "setupapi", "shell32",
                  "dinput8", "opengl32"]
-    if run([compiler / "g++.exe", "-O2", "-flto", dest / "probe.o", dest / "sw.o",
+    if run([compiler / "g++.exe", "-O2", "-flto", *[dest / (name + ".o") for name, _ in sources],
             sdl_library, *["-l" + name for name in libraries],
             "-o", dest / "probe.exe"]).returncode:
         return 2