diff --git a/.github/workflows/sunnypilot-build-prebuilt.yaml b/.github/workflows/sunnypilot-build-prebuilt.yaml
index 3966d1a6c9..79cb5e3d61 100644
--- a/.github/workflows/sunnypilot-build-prebuilt.yaml
+++ b/.github/workflows/sunnypilot-build-prebuilt.yaml
@@ -185,7 +185,7 @@ jobs:
           echo "Building sunnypilot's locationd..."
           scons -j2 cache_dir=${{env.SCONS_CACHE_DIR}} --minimal sunnypilot/selfdrive/locationd
           echo "Building openpilot's locationd..."
-          scons -j$(nproc) cache_dir=${{env.SCONS_CACHE_DIR}} --minimal selfdrive/locationd
+          scons -j1 cache_dir=${{env.SCONS_CACHE_DIR}} --minimal selfdrive/locationd
           echo "Building rest of sunnypilot"
           scons -j$(nproc) cache_dir=${{env.SCONS_CACHE_DIR}} --minimal
           touch ${BUILD_DIR}/prebuilt
diff --git a/panda b/panda
index 80b5cfbc27..01a2c250f9 160000
--- a/panda
+++ b/panda
@@ -1 +1 @@
-Subproject commit 80b5cfbc27350a430010eb4d48876cfc618f9655
+Subproject commit 01a2c250f9d5f9964aed52cfdbae035a9e0dd4c3
diff --git a/sunnypilot/models/tests/model_hash b/sunnypilot/models/tests/model_hash
index 4f19d2e9c0..9a9ea5a968 100644
--- a/sunnypilot/models/tests/model_hash
+++ b/sunnypilot/models/tests/model_hash
@@ -1 +1 @@
-adfcb5ccac9cfaf291af6091d12e71be3f543c7694fc29d80caa561dc32194d7
\ No newline at end of file
+adfcb5ccac9cfaf291af6091d12e71be3f543c7694fc29d80caa561dc32194d7
diff --git a/sunnypilot/selfdrive/locationd/SConscript b/sunnypilot/selfdrive/locationd/SConscript
index 27cd4d5b40..3e71f36782 100644
--- a/sunnypilot/selfdrive/locationd/SConscript
+++ b/sunnypilot/selfdrive/locationd/SConscript
@@ -14,13 +14,6 @@ live_ekf = env.RednoseCompileFilter(
   extra_gen_artifacts=['live_kf_constants.h'],
   gen_script_deps=rednose_gen_deps,
 )
-car_ekf = env.RednoseCompileFilter(
-  target='car',
-  filter_gen_script='models/car_kf.py',
-  output_dir=rednose_gen_dir,
-  extra_gen_artifacts=[],
-  gen_script_deps=rednose_gen_deps,
-)
 
 # locationd build
 locationd_sources = ["locationd.cc", "models/live_kf.cc"]