diff --git a/sw/airborne/arch/stm32/stm32f103rb_flash.ld b/sw/airborne/arch/stm32/stm32f103rb_flash.ld
index 95181a8db5..6d8fd3c2cb 100644
--- a/sw/airborne/arch/stm32/stm32f103rb_flash.ld
+++ b/sw/airborne/arch/stm32/stm32f103rb_flash.ld
@@ -30,6 +30,8 @@ MEMORY
   FLASHB1 (rx) : ORIGIN = 0x00000000, LENGTH = 0
 }
 
+ENTRY(reset_handler_stage1);
+
 /* User mode stack top */
 _estack = 0x20005000;
 
diff --git a/sw/airborne/arch/stm32/stm32f103re_flash.ld b/sw/airborne/arch/stm32/stm32f103re_flash.ld
index 94fcdbdbd3..dac26babe4 100644
--- a/sw/airborne/arch/stm32/stm32f103re_flash.ld
+++ b/sw/airborne/arch/stm32/stm32f103re_flash.ld
@@ -30,6 +30,8 @@ MEMORY
   FLASHB1 (rx) : ORIGIN = 0x00000000, LENGTH = 0
 }
 
+ENTRY(reset_handler_stage1);
+
 /* User mode stack top */
 _estack = 0x20010000;