diff --git a/source/hal/platform/simple/CMakeLists.txt b/source/hal/platform/simple/CMakeLists.txt
index cd3a2bc..44c4089 100644
--- a/source/hal/platform/simple/CMakeLists.txt
+++ b/source/hal/platform/simple/CMakeLists.txt
@@ -72,7 +72,8 @@
 target_sources(${PLATFORM_DRIVERS_TARGET}
     PRIVATE
     source/stubs_glcd.c
-    source/timer_simple_platform.c)
+    source/timer_simple_platform.c
+    source/platform_drivers.c)
 
 ## Platform component: uart
 target_sources(${PLATFORM_DRIVERS_TARGET}