diff --git a/variants/xiao_nrf52/platformio.ini b/variants/xiao_nrf52/platformio.ini
index bba3e632..fd4c362b 100644
--- a/variants/xiao_nrf52/platformio.ini
+++ b/variants/xiao_nrf52/platformio.ini
@@ -68,7 +68,7 @@ build_flags =
 ;  -D MESH_DEBUG=1
 build_src_filter = ${Xiao_nrf52.build_src_filter}
   +<helpers/nrf52/SerialBLEInterface.cpp>
-  +<../examples/companion_radio>
+  +<../examples/companion_radio/*.cpp>
 lib_deps =
   ${Xiao_nrf52.lib_deps}
   densaugeo/base64 @ ~1.4.0
@@ -83,7 +83,7 @@ build_flags =
 ;  -D MESH_DEBUG=1
 build_src_filter = ${Xiao_nrf52.build_src_filter}
   +<helpers/nrf52/SerialBLEInterface.cpp>
-  +<../examples/companion_radio>
+  +<../examples/companion_radio/*.cpp>
 lib_deps =
   ${Xiao_nrf52.lib_deps}
   densaugeo/base64 @ ~1.4.0
diff --git a/variants/xiao_rp2040/platformio.ini b/variants/xiao_rp2040/platformio.ini
index 960fdbba..619350ec 100644
--- a/variants/xiao_rp2040/platformio.ini
+++ b/variants/xiao_rp2040/platformio.ini
@@ -58,7 +58,7 @@ build_flags = ${Xiao_rp2040.build_flags}
 ; NOTE: DO NOT ENABLE -->  -D MESH_PACKET_LOGGING=1
 ; NOTE: DO NOT ENABLE -->  -D MESH_DEBUG=1
 build_src_filter = ${Xiao_rp2040.build_src_filter}
-  +<../examples/companion_radio>
+  +<../examples/companion_radio/*.cpp>
 lib_deps = ${Xiao_rp2040.lib_deps}
   densaugeo/base64 @ ~1.4.0
 
@@ -72,7 +72,7 @@ lib_deps = ${Xiao_rp2040.lib_deps}
 ; ;  -D MESH_PACKET_LOGGING=1
 ; ;  -D MESH_DEBUG=1
 ; build_src_filter = ${Xiao_rp2040.build_src_filter}
-;   +<../examples/companion_radio>
+;   +<../examples/companion_radio/*.cpp>
 ; lib_deps = ${Xiao_rp2040.lib_deps}
 ;   densaugeo/base64 @ ~1.4.0
 
@@ -87,7 +87,7 @@ lib_deps = ${Xiao_rp2040.lib_deps}
 ; ;  -D MESH_PACKET_LOGGING=1
 ; ;  -D MESH_DEBUG=1
 ; build_src_filter = ${Xiao_rp2040.build_src_filter}
-;   +<../examples/companion_radio>
+;   +<../examples/companion_radio/*.cpp>
 ; lib_deps = ${Xiao_rp2040.lib_deps}
 ;   densaugeo/base64 @ ~1.4.0