diff --git a/libs/libc/machine/arm64/Make.defs b/libs/libc/machine/arm64/Make.defs
index 785f58fa3f6..a7f1cad5291 100644
--- a/libs/libc/machine/arm64/Make.defs
+++ b/libs/libc/machine/arm64/Make.defs
@@ -80,6 +80,10 @@ ifeq ($(CONFIG_ARCH_SETJMP_H),y)
 ASRCS += arch_setjmp.S
 endif
 
+ifeq ($(CONFIG_PROFILE_NONE),)
+CSRCS += mcount.c
+endif
+
 ifeq ($(CONFIG_ARCH_TOOLCHAIN_GNU),y)
 DEPPATH += --dep-path machine/arm64/gnu
 VPATH += :machine/arm64/gnu
diff --git a/libs/libc/machine/arm64/gnu/CMakeLists.txt b/libs/libc/machine/arm64/gnu/CMakeLists.txt
index 706109b6b34..ce5de89a394 100644
--- a/libs/libc/machine/arm64/gnu/CMakeLists.txt
+++ b/libs/libc/machine/arm64/gnu/CMakeLists.txt
@@ -78,4 +78,8 @@ if(CONFIG_ARCH_SETJMP_H)
   list(APPEND SRCS arch_setjmp.S)
 endif()
 
+if(NOT CONFIG_PROFILE_NONE)
+  list(APPEND SRCS mcount.c)
+endif()
+
 target_sources(c PRIVATE ${SRCS})