diff --git a/README.md b/README.md
index 0ca1ae3..ce05a42 100644
--- a/README.md
+++ b/README.md
@@ -338,6 +338,9 @@ Even more queries can be found [here](https://colab.research.google.com/github/R
 
 # Latest updates
 
+## Version 2.0.3
+- Some unquoted strings (like document, binary, pi, etc) were not properly recognized and could not be used as variable names or for unquoted object lookup. This is now fixed.
+
 ## Version 2.0.2
 - Add MongoDB connection (mongodb-collection()). Requires including .withMongo() when creating the RumbleSession.
 
diff --git a/pyproject.toml b/pyproject.toml
index 640d497..8c02cfe 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jsoniq"
-version = "2.0.2"
+version = "2.0.3"
 description = "Python edition of RumbleDB, a JSONiq engine"
 requires-python = ">=3.11"
 dependencies = [
diff --git a/src/jsoniq/jars/rumbledb-2.0.0.jar b/src/jsoniq/jars/rumbledb-2.0.0.jar
index b386861..70bd699 100644
Binary files a/src/jsoniq/jars/rumbledb-2.0.0.jar and b/src/jsoniq/jars/rumbledb-2.0.0.jar differ
diff --git a/tests/test_bugfix_keywords.py b/tests/test_bugfix_keywords.py
new file mode 100644
index 0000000..33e1194
--- /dev/null
+++ b/tests/test_bugfix_keywords.py
@@ -0,0 +1,19 @@
+from jsoniq import RumbleSession
+from unittest import TestCase
+import json
+class TryTesting(TestCase):
+    def test1(self):
+        # The syntax to start a session is similar to that of Spark.
+        # A RumbleSession is a SparkSession that additionally knows about RumbleDB.
+        # All attributes and methods of SparkSession are also available on RumbleSession.
+        rumble = RumbleSession.builder.appName("PyRumbleExample").getOrCreate();
+        # A more complex, standalone query
+
+        seq = rumble.jsoniq("""
+        let $node := { "binary" : "af12" }
+        return $node.binary
+        """);
+
+        expected = ('af12',)
+
+        self.assertTrue(json.dumps(seq.json()) == json.dumps(expected))