diff --git a/docs/ref-supported.md b/docs/ref-supported.md
index 03d10d4c7..7fcd157a6 100644
--- a/docs/ref-supported.md
+++ b/docs/ref-supported.md
@@ -44,6 +44,8 @@ IAMU | Language-Independent IAC Binary Data | Yes
 IARP | Parameters of IAC Language Resource | Yes
 IASP | Parameters of an IAC service | Yes
 IATU | Language-Independent IAC Templates | Yes
+IDOC | IDoc Type | Yes
+IEXT | Enhancement | Yes
 IWPR | Gateway Business Suite Enablement - Service Builder Project | [#75](https://github.com/larshp/abapGit/issues/75)
 JOBD | Technical Job Definition | Yes
 LPDC | Launchpad short texts | [#107](https://github.com/larshp/abapGit/issues/107)