diff --git a/toolchain_ARMCLANG.cmake b/toolchain_ARMCLANG.cmake
index c0e6a5c..1908bdc 100644
--- a/toolchain_ARMCLANG.cmake
+++ b/toolchain_ARMCLANG.cmake
@@ -48,6 +48,7 @@
         $<$<AND:$<COMPILE_LANGUAGE:C>,$<NOT:$<BOOL:${TFM_SYSTEM_FP}>>>:-mfpu=none>
         $<$<AND:$<COMPILE_LANGUAGE:ASM>,$<NOT:$<BOOL:${TFM_SYSTEM_FP}>>>:--fpu=none>
         $<$<COMPILE_LANGUAGE:ASM>:--cpu=${CMAKE_ASM_CPU_FLAG}>
+        $<$<AND:$<COMPILE_LANGUAGE:C>,$<BOOL:${TFM_DEBUG_SYMBOLS}>>:-g>
     )
 endmacro()