diff --git a/docs/v3.md b/docs/v3.md
index 9206df07..917a1654 100644
--- a/docs/v3.md
+++ b/docs/v3.md
@@ -166,7 +166,7 @@ To manage the power of your computer, you will need to install an ATX adapter bo
 
 ??? note "GPIO pinout"
 
-!!! warning "Before proceeding, make sure that the mb you are using has normal ATX headers"
+    !!! warning "Before proceeding, make sure that the mb you are using has normal ATX headers"
 
     * **ATX control**
       - `power led = GPIO 24` - Used for reading the host power state.