diff --git a/share/metkit/language.yaml b/share/metkit/language.yaml
index 1bd149fd..a2bd2c72 100644
--- a/share/metkit/language.yaml
+++ b/share/metkit/language.yaml
@@ -696,6 +696,9 @@ _field: &_field
     type: enum
     values:
     - [fs, from-start, fromstart]
+    - [10m]
+    - [15m]
+    - [20m]
     - [30m]
     - [1h]
     - [3h]