diff --git a/Labs/13. Programming/README.md b/Labs/13. Programming/README.md
index c991270..8d6037d 100644
--- a/Labs/13. Programming/README.md	
+++ b/Labs/13. Programming/README.md	
@@ -307,7 +307,7 @@ _start:
   la    t0, _bss_start
   la    t1, _bss_end
 _bss_init_loop:
-  beq   t0, t1, _irq_config
+  blt   t1, t0, _irq_config
   sw    zero, 0(t0)
   addi  t0, t0, 4
   j     _bss_init_loop
diff --git a/Labs/13. Programming/startup.S b/Labs/13. Programming/startup.S
index 6071bdd..e87be4b 100644
--- a/Labs/13. Programming/startup.S	
+++ b/Labs/13. Programming/startup.S	
@@ -9,7 +9,7 @@ _start:
   la    t0, _bss_start
   la    t1, _bss_end
 _bss_init_loop:
-  beq   t0, t1, _irq_config
+  blt   t1, t0, _irq_config
   sw    zero, 0(t0)
   addi  t0, t0, 4
   j     _bss_init_loop