diff --git a/aip/general/0160.md b/aip/general/0160.md
index 5325645d64..fbfa2c62a5 100644
--- a/aip/general/0160.md
+++ b/aip/general/0160.md
@@ -169,11 +169,11 @@ filters.
 Maps, structs, messages can query either for the presence of a field in the map
 or a specific value:
 
-| Example    | Meaning                             |
-| ---------- | ----------------------------------- |
-| `m:foo`    | True if `m` contains the key "foo". |
-| `m.foo:*`  | True if `m` contains the key "foo". |
-| `m.foo:42` | True if `m.foo` is 42.              |
+| Example    | Meaning                                                        |
+| ---------- | -------------------------------------------------------------- |
+| `m:foo`    | True if `m` contains the key "foo".                            |
+| `m.foo:*`  | True if `m` contains the key "foo" and the value is not empty. |
+| `m.foo:42` | True if `m.foo` is 42.                                         |
 
 There are two slight distinctions when parsing messages: