diff --git a/docs/doc/kernel/task.md b/docs/doc/kernel/task.md
index e85007c..894e751 100644
--- a/docs/doc/kernel/task.md
+++ b/docs/doc/kernel/task.md
@@ -740,6 +740,9 @@ _reswitch:
 
     BX   LR
 
+```
+
+```c
 .global PendSV_Handler
 .type  PendSV_Handler, %function
 PendSV_Handler: