diff --git a/chapters/initialization.txt b/chapters/initialization.txt
index 4dab0836..1c4be90a 100644
--- a/chapters/initialization.txt
+++ b/chapters/initialization.txt
@@ -113,8 +113,8 @@ first parameter) that is pname:device or a child of pname:device.
 [width="80%",options="header"]
 |====
 | pname:device   | pname:pName                      | return value
-| `NULL`         | *<1>                             | undefined:
-| invalid device | *<1>                             | undefined:
+| `NULL`         | *^1^                             | undefined:
+| invalid device | *^1^                             | undefined:
 | device         | `NULL`                           | undefined:
 | device         | core device-level Vulkan command | fp^2^
 | device         | enabled device extension device-level commands | fp^2^