diff --git a/boards/arm/stm32/photon/src/dfu_signature.c b/boards/arm/stm32/photon/src/dfu_signature.c
index e13659a6c9..76189cb5f7 100644
--- a/boards/arm/stm32/photon/src/dfu_signature.c
+++ b/boards/arm/stm32/photon/src/dfu_signature.c
@@ -50,7 +50,7 @@ extern uint8_t _firmware_end[];
  * Private Data
  ****************************************************************************/
 
-__attribute__((externally_visible)) locate_data(".dfu_signature")
+locate_data(".dfu_signature")
 const struct dfu_signature dfu_sign =
 {
   (uint32_t)_firmware_start, /* Flash image start address */