diff --git a/docs/fields.asciidoc b/docs/fields.asciidoc
index 68e8237a640..19e5777c69d 100644
--- a/docs/fields.asciidoc
+++ b/docs/fields.asciidoc
@@ -1014,13 +1014,6 @@ The software release of the service serving the transaction. This can be the com
 Arbitrary tags that can be set per shipper and per transaction type.
 
 
-==== transport
-
-example: udp
-
-Transport protocol used for the transaction. If not specified then assume tcp.
-
-
 [[exported-fields-raw]]
 === Raw fields
 
diff --git a/etc/fields.yml b/etc/fields.yml
index 51fc616572b..06e05ad36e0 100644
--- a/etc/fields.yml
+++ b/etc/fields.yml
@@ -96,12 +96,6 @@ env:
         Arbitrary tags that can be set per shipper and per transaction
         type.
 
-    - name: transport
-      description: >
-        Transport protocol used for the transaction. If not specified then
-        assume tcp.
-      example: udp
-
 event:
   type: group
   description: >