diff --git a/.dir-locals.el b/.dir-locals.el
new file mode 100644
index 0000000..6e5aaf0
--- /dev/null
+++ b/.dir-locals.el
@@ -0,0 +1 @@
+((auto-mode-alist . (("\\.keymap\\'" . c-mode))))
diff --git a/build.yaml b/build.yaml
index 866350c..cd89e7d 100644
--- a/build.yaml
+++ b/build.yaml
@@ -19,6 +19,6 @@
 ---
 include:
   - board: nice_nano_v2
-    shield: cradio_left
+    shield: sweep_left
   - board: nice_nano_v2
-    shield: cradio_right
+    shield: sweep_right
diff --git a/config/cradio.conf b/config/sweep.conf
similarity index 100%
rename from config/cradio.conf
rename to config/sweep.conf
diff --git a/config/cradio.keymap b/config/sweep.keymap
similarity index 100%
rename from config/cradio.keymap
rename to config/sweep.keymap