diff --git a/drivers/bluetooth/hci/CMakeLists.txt b/drivers/bluetooth/hci/CMakeLists.txt
index 35c97fa79b8..82c6b590d02 100644
--- a/drivers/bluetooth/hci/CMakeLists.txt
+++ b/drivers/bluetooth/hci/CMakeLists.txt
@@ -54,9 +54,5 @@ zephyr_library_sources_ifdef(CONFIG_BT_H4_NXP_CTLR hci_nxp_setup.c)
 
 if(CONFIG_BT_USERCHAN)
   zephyr_library_sources(userchan.c)
-  if (CONFIG_NATIVE_LIBRARY)
-    target_sources(native_simulator INTERFACE userchan_bottom.c)
-  else()
-    zephyr_library_sources(userchan_bottom.c)
-  endif()
+  target_sources(native_simulator INTERFACE userchan_bottom.c)
 endif()