diff --git a/variants/xiao_c3/platformio.ini b/variants/xiao_c3/platformio.ini
index b5bf1e1..3e4bfdb 100644
--- a/variants/xiao_c3/platformio.ini
+++ b/variants/xiao_c3/platformio.ini
@@ -109,10 +109,10 @@ lib_deps =
 
 [env:Xiao_C3_Repeater_sx1262_custom]
 extends = Xiao_esp32_C3_custom
-build_src_filter = ${Xiao_esp32_C3.build_src_filter}
+build_src_filter = ${Xiao_esp32_C3_custom.build_src_filter}
   +<../examples/simple_repeater/main.cpp>
 build_flags =
-  ${Xiao_esp32_C3.build_flags}
+  ${Xiao_esp32_C3_custom.build_flags}
   -D RADIO_CLASS=CustomSX1262
   -D WRAPPER_CLASS=CustomSX1262Wrapper
   -D SX126X_RX_BOOSTED_GAIN=1
@@ -125,15 +125,15 @@ build_flags =
 ;  -D MESH_PACKET_LOGGING=1
 ;  -D MESH_DEBUG=1
 lib_deps =
-  ${Xiao_esp32_C3.lib_deps}
+  ${Xiao_esp32_C3_custom.lib_deps}
   ${esp32_ota.lib_deps}
 
 [env:Xiao_C3_Repeater_sx1268_custom]
 extends = Xiao_esp32_C3_custom
-build_src_filter = ${Xiao_esp32_C3.build_src_filter}
+build_src_filter = ${Xiao_esp32_C3_custom.build_src_filter}
   +<../examples/simple_repeater/main.cpp>
 build_flags =
-  ${Xiao_esp32_C3.build_flags}
+  ${Xiao_esp32_C3_custom.build_flags}
   -D RADIO_CLASS=CustomSX1268
   -D WRAPPER_CLASS=CustomSX1268Wrapper
   -D LORA_TX_POWER=22
@@ -145,5 +145,5 @@ build_flags =
  ; -D MESH_PACKET_LOGGING=1
  ; -D MESH_DEBUG=1
 lib_deps =
-  ${Xiao_esp32_C3.lib_deps}
+  ${Xiao_esp32_C3_custom.lib_deps}
   ${esp32_ota.lib_deps}
\ No newline at end of file