diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index d5bd922a99..faf2befd41 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -37,8 +37,8 @@ and are equivalent to a sequence of `context/1` and `throw/1` method calls.
 Tests
 -----
 
-* ADDED: Tests for syntax errors in atoms, lists, and numbers to the Prolog
-compliance suite.
+* ADDED: Tests for syntax errors in atoms, lists, numbers, and curly bracketed
+terms to the Prolog compliance suite.
 
 Examples
 --------
diff --git a/tests/prolog/syntax/curly_terms/tests.lgt b/tests/prolog/syntax/curly_terms/tests.lgt
index 3a13b4a18b..8c31bb2444 100644
--- a/tests/prolog/syntax/curly_terms/tests.lgt
+++ b/tests/prolog/syntax/curly_terms/tests.lgt
@@ -22,9 +22,9 @@
 	extends(lgtunit)).
 
 	:- info([
-		version is 1.0,
+		version is 1.1,
 		author is 'Paulo Moura',
-		date is 2014/11/07,
+		date is 2018/06/30,
 		comment is 'Unit tests for the ISO Prolog standard curly bracketed term syntax.'
 	]).
 
@@ -40,6 +40,16 @@
 		{read(T)},
 		T == '{}'(','(a,b)).
 
+	succeeds(lgt_curly_bracketed_term_03) :-
+		^^set_text_input('{}. '),
+		{read(T)},
+		T = '{}'.
+
+	succeeds(lgt_curly_bracketed_term_04) :-
+		^^set_text_input('{(a,b)}. '),
+		{read(T)},
+		T == '{}'(','(a,b)).
+
 	cleanup :-
 		^^clean_text_input.