diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7697709..e58222b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.6.6] - 2023-09-23
+### Fixed
+- Logical expressions should be allowed in function arguments
+
 ## [0.6.5] - 2023-09-11
 ### Fixed
 - Certain numbers were not parsed correctly
@@ -172,6 +176,7 @@ Previously, no modification would be made and no errors/exceptions thrown.
 ### Added
 - Basic design draft
 
+[0.6.6]: https://github.com/f3ath/jessie/compare/0.6.5...0.6.6
 [0.6.5]: https://github.com/f3ath/jessie/compare/0.6.4...0.6.5
 [0.6.4]: https://github.com/f3ath/jessie/compare/0.6.3...0.6.4
 [0.6.3]: https://github.com/f3ath/jessie/compare/0.6.2...0.6.3
diff --git a/lib/src/grammar/json_path.dart b/lib/src/grammar/json_path.dart
index d4fb981..ad69104 100644
--- a/lib/src/grammar/json_path.dart
+++ b/lib/src/grammar/json_path.dart
@@ -63,6 +63,7 @@ class JsonPathGrammarDefinition extends GrammarDefinition<Expression<Nodes>> {
         literal,
         _filterPath(),
         ref0(_funExpr),
+        ref0(_logicalExpr),
       ].toChoiceParser().trim();
 
   Parser<T> _funCall<T>(T Function(FunCall) toFun) =>
diff --git a/pubspec.yaml b/pubspec.yaml
index 6d54ed4..54b934e 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: json_path
-version: 0.6.5
+version: 0.6.6
 description: Implementation of JSONPath expressions like "$.store.book[2].price". Reads and writes values in parsed JSON objects.
 homepage: "https://github.com/f3ath/jessie"
 
diff --git a/test/cases/extra/cases.json b/test/cases/extra/cases.json
index cf46511..6a3222d 100644
--- a/test/cases/extra/cases.json
+++ b/test/cases/extra/cases.json
@@ -47,6 +47,12 @@
       "selector" : "$[?is_boolean(@)]",
       "document" : [1, true, {}, [42], "foo", {"a": "b"}, false],
       "result": [true, false]
+    },
+    {
+      "name": "parens in functional args",
+      "selector" : "$[?xor((@.b), (@.a))]",
+      "document" : [{"a": 0}, {"a": 0, "b": 0}, {"b": 0}, {}],
+      "result": [{"a": 0}, {"b": 0}]
     }
   ]
 }
\ No newline at end of file