diff --git a/lib/sdk11/components/libraries/bootloader_dfu/bootloader_util.c b/lib/sdk11/components/libraries/bootloader_dfu/bootloader_util.c
index 0a8a213..f6c2bcc 100644
--- a/lib/sdk11/components/libraries/bootloader_dfu/bootloader_util.c
+++ b/lib/sdk11/components/libraries/bootloader_dfu/bootloader_util.c
@@ -65,6 +65,7 @@ isr_abort
     ALIGN
 }
 #elif defined ( __GNUC__ )
+static inline void bootloader_util_reset (uint32_t start_addr) __attribute__ ((optimize("-fomit-frame-pointer")));
 static inline void bootloader_util_reset(uint32_t start_addr)
 {
     __asm volatile(