diff --git a/kernel/kernel.c b/kernel/kernel.c
index cc6ad87..6985dfb 100644
--- a/kernel/kernel.c
+++ b/kernel/kernel.c
@@ -50,7 +50,7 @@ void kernel_main(void)
     while (true) {
         i += 1;
         if (i == 1 << 16) {
-            asm("int $0x20");
+            asm("int $0x80");
             i = 0;
         }
     }