diff --git a/X16 Reference - 05 - KERNAL.md b/X16 Reference - 05 - KERNAL.md
index 13873ac..2b4cadc 100644
--- a/X16 Reference - 05 - KERNAL.md	
+++ b/X16 Reference - 05 - KERNAL.md	
@@ -969,10 +969,12 @@ The arguments in .X and .Y specify the screen resolution in 8 pixel increments.
 
 **EXAMPLE:**
 
- SEC
- JSR screen_mode ; get current screen size (in 8px) into .X and .Y
- LDA #1
- JSR mouse_config ; show the default mouse pointer
+```ASM
+SEC
+JSR screen_mode ; get current screen size (in 8px) into .X and .Y
+LDA #1
+JSR mouse_config ; show the default mouse pointer
+```
 
 ---