diff --git a/README.md b/README.md
index 30fc072..1caa1a4 100644
--- a/README.md
+++ b/README.md
@@ -336,6 +336,10 @@ Even more queries can be found [here](https://colab.research.google.com/github/R
 
 # Latest updates
 
+## Version 2.1.1
+- Extend data frame detection to nested arrays.
+- More bugfixes.
+
 ## Version 2.1.1
 - Fixed a bug preventing the display of some query outputs as a Data Frame.
 
diff --git a/pyproject.toml b/pyproject.toml
index 9708d6b..b2ba273 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jsoniq"
-version = "2.1.1"
+version = "2.1.2"
 description = "Python edition of RumbleDB, a JSONiq engine"
 requires-python = ">=3.11"
 dependencies = [
diff --git a/src/jsoniq/jars/rumbledb-2.1.1.jar b/src/jsoniq/jars/rumbledb-2.1.1.jar
index f9c9b66..a87d000 100644
--- a/src/jsoniq/jars/rumbledb-2.1.1.jar
+++ b/src/jsoniq/jars/rumbledb-2.1.1.jar
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:90e52a1958c478b4eec778b4c07bc147c7f604ac60740dc4b6baff5123f1cbd8
-size 79843137
+oid sha256:b774388eca9fa328d8906247907a3da19840ae22c2e2899ddc01b126c9dec0e9
+size 79843477
diff --git a/tests/test_sample.py b/tests/test_sample.py
index 957c4a1..d1dc3f0 100644
--- a/tests/test_sample.py
+++ b/tests/test_sample.py
@@ -254,6 +254,20 @@ def test1(self):
         print(rdd.count());
         for str in rdd.take(10):
             print(str);
+        
+        test_df = rumble.jsoniq(r"""
+            {
+                "operations" : [
+                  { "binary" : [ "and", "or"] },
+                  { "unary" : ["not"] },
+                  { "none" : [] }
+                ],
+            "bits" : [
+            0, 1
+            ]
+        }
+        """);
+        print(test_df.pdf());
 
         ###################################################
         ###### Write back to the disk (or data lake) ######