diff --git a/design/pdl.md b/design/pdl.md
index 06075e6..416c72f 100644
--- a/design/pdl.md
+++ b/design/pdl.md
@@ -4,31 +4,31 @@ PDL allows defining a protocol using HOPP and TAPE.
 
 ## Data Types
 
-| Syntax   | TN      | CN | Description
-| -------- | ------- | -: | -----------
-| I5       | SI      |    |   
-| I8       | LI      |  0 | 
-| I16      | LI      |  1 | 
-| I32      | LI      |  3 | 
-| I64      | LI      |  7 | 
-| I128[^2] | LI      | 15 | 
-| I256[^2] | LI      | 31 | 
-| U5       | SI      |    | 
-| U8       | LI      |  0 | 
-| U16      | LI      |  1 | 
-| U32      | LI      |  3 | 
-| U64      | LI      |  7 | 
-| U128[^2] | LI      | 15 | 
-| U256[^2] | LI      | 31 | 
-| F16      | FP      |  1 | 
-| F32      | FP      |  3 | 
-| F64      | FP      |  7 | 
-| F128[^2] | FP      | 15 | 
-| F256[^2] | FP      | 31 | 
-| String   | SBA/LBA |  * | UTF-8 string
-| Buffer   | SBA/LBA |  * | Byte array
-| []<TYPE> | OTA     |  * | Array of any type[^1]
-| Table    | KTV     |  * | 
+| Syntax     | TN      | CN | Description
+| ---------- | ------- | -: | -----------
+| I5         | SI      |    |   
+| I8         | LI      |  0 | 
+| I16        | LI      |  1 | 
+| I32        | LI      |  3 | 
+| I64        | LI      |  7 | 
+| I128[^2]   | LI      | 15 | 
+| I256[^2]   | LI      | 31 | 
+| U5         | SI      |    | 
+| U8         | LI      |  0 | 
+| U16        | LI      |  1 | 
+| U32        | LI      |  3 | 
+| U64        | LI      |  7 | 
+| U128[^2]   | LI      | 15 | 
+| U256[^2]   | LI      | 31 | 
+| F16        | FP      |  1 | 
+| F32        | FP      |  3 | 
+| F64        | FP      |  7 | 
+| F128[^2]   | FP      | 15 | 
+| F256[^2]   | FP      | 31 | 
+| String     | SBA/LBA |  * | UTF-8 string
+| Buffer     | SBA/LBA |  * | Byte array
+| []\<TYPE\> | OTA     |  * | Array of any type[^1]
+| Table      | KTV     |  * | 
 
 [^1]: Excluding SI and SBA. I5 and U5 cannot be used in an array, but String and
 Buffer are simply forced to use their "long" variant.