diff --git a/prj/src/startup.s b/prj/src/startup.s
index c1f7e03ba6fa16218a29b079654b03a3ed9298d0..653b3a60b2251671ab642aa35f1124853f79c8f9 100644
--- a/prj/src/startup.s
+++ b/prj/src/startup.s
@@ -6,6 +6,7 @@
         .word       0x20008000
         .word       boot_code
 
+        .text
         .global boot_code
         .type boot_code, %function
 boot_code: