diff --git a/README.md b/README.md
index e2f97699..946db283 100644
--- a/README.md
+++ b/README.md
@@ -77,6 +77,10 @@ The following predicates are built-in to rusty-wam.
     * `is/2` works for `(+)/2`, `(-)/{1,2}`, `(*)/2`, `(//)/2`, `(div)/2`, `(/)/2`, `(rdiv)/2`,
       `(xor)/2`, `(rem)/2`, `(mod)/2`, `(/\)/2`, `(\/)/2`, `(>>)/2`, `(<<)/2`.
     * Comparison operators: `>`, `<`, `=<`, `>=`, `=:=`, `=\=`.
+* `(@>)/2`
+* `(@>=)/2`
+* `(@=>)/2`
+* `(@<)/2`
 * `(\+)/1`
 * `(==)/2`
 * `(\==)/2`