diff --git a/arch/sim/src/cmake/Toolchain.cmake b/arch/sim/src/cmake/Toolchain.cmake
index 25963496fb5..4257ea8d31b 100644
--- a/arch/sim/src/cmake/Toolchain.cmake
+++ b/arch/sim/src/cmake/Toolchain.cmake
@@ -90,6 +90,10 @@ if(CONFIG_SCHED_GCOV_ALL)
   add_compile_options(-fprofile-generate -ftest-coverage)
 endif()
 
+if(CONFIG_SCHED_GPROF_ALL OR CONFIG_SIM_GPROF)
+  add_compile_options(-pg)
+endif()
+
 if(CONFIG_SIM_ASAN)
   add_compile_options(-fsanitize=address)
   add_link_options(-fsanitize=address)
@@ -188,5 +192,6 @@ endif()
 if(APPLE)
   add_link_options(-Wl,-dead_strip)
 else()
+  add_link_options(-Wl,--gc-sections)
   add_link_options(-Wl,-Ttext-segment=0x40000000)
 endif()