@@ -1173,7 +1173,7 @@ This section contains information on all supported functions from the Cypher que
 | toInteger(_expr_) *         | Returns an integer when _expr_ evaluates to an integer <br> Converts a floating point to integer <br> Converts a string to an integer or null <br> Converts a Boolean to an integer (false to 0, true to 1) (Since RedisGraph v2.10.8) <br> Returns null when _expr_ evaluates to null <br> Emit an error on other types |
 | toIntegerList(_exprList_) * | Converts a list to a list of integer values. Each element in the list is converted using toIntegerOrNull() |
 | toIntegerOrNull(_expr_) *   | Returns an integer when _expr_ evaluates to an integer <br> Converts a floating point to integer <br> Converts a string to an integer or null <br> Converts a Boolean to an integer (false to 0, true to 1) (Since RedisGraph v2.10.8) <br> Returns null when _expr_ evaluates to null <br> Returns null for other types |
-| toString(_expr_)            | Returns a string when _expr_ evaluates to a string <br> Converts an integer, float, Boolean, string, or point to a string representation <br> Returns null when _expr_ evaluates to null <br> Emit an error on other types |
+| toString(_expr_)            | Returns a string when _expr_ evaluates to a string <br> Converts an integer, float, Boolean, string, list, map, or point to a string representation <br> Returns null when _expr_ evaluates to null <br> Emit an error on other types |
 | toStringList(_exprList_)    | Converts a list to a list of strings. Each element in the list is converted using toStringOrNull() | 
 | toStringOrNull(_expr_)      | Returns a string when _expr_ evaluates to a string <br> Converts an integer, float, Boolean, string, or point to a string representation <br> Returns null when _expr_ evaluates to null <br> Returns null for other types |
 
 
@@ -18,7 +18,8 @@
 
 // toString supports only integer, float, string, boolean, point, duration, 
 // date, time, localtime, localdatetime or datetime values
-#define STRINGABLE (SI_NUMERIC | T_POINT | T_DURATION | T_DATETIME | T_STRING | T_BOOL)
+// array for backward compatibility
+#define STRINGABLE (SI_NUMERIC | T_ARRAY | T_POINT | T_DURATION | T_DATETIME | T_STRING | T_BOOL)
 
 // returns a string containing the specified number of leftmost characters of the original string.
 SIValue AR_LEFT(SIValue *argv, int argc, void *private_data) {
 
@@ -1049,7 +1049,7 @@ def test32_toStringOrNull(self):
          # list
         query = """RETURN toStringOrNull([1])"""
         actual_result = graph.query(query)
-        self.env.assertEquals(actual_result.result_set[0][0], None)
+        self.env.assertEquals(actual_result.result_set[0][0], "[1]")
 
         # node
         query = """CREATE (n) RETURN toStringOrNull(n)"""
@@ -1105,8 +1105,12 @@ def test33_toString(self):
         actual_result = graph.query(query)
         self.env.assertEquals(actual_result.result_set[0][0], None)
 
+        # null
+        query = """RETURN toString([1])"""
+        actual_result = graph.query(query)
+        self.env.assertEquals(actual_result.result_set[0][0], "[1]")
+
         queries = [
-            """RETURN toString([1])""",                   # list
             """CREATE (n) RETURN toString(n)""",          # node
             """CREATE ()-[r:R]->() RETURN toString(r)"""  # edge
             ]
@@ -2218,7 +2222,7 @@ def test86_type_mismatch_message(self):
             "CREATE ()-[r:R]->() RETURN hasLabels(r, ['abc', 'def'])": "Type mismatch: expected Node or Null but was Edge",
             "RETURN toBoolean(1.2)": "Type mismatch: expected String, Boolean, Integer, or Null but was Float",
             "RETURN isEmpty(1)": "Type mismatch: expected Map, List, String, or Null but was Integer",
-            "CREATE ()-[r:R]->() RETURN toString(r)": "Type mismatch: expected Datetime, Duration, String, Boolean, Integer, Float, Null, or Point but was Edge",
+            "CREATE ()-[r:R]->() RETURN toString(r)": "Type mismatch: expected List, Datetime, Duration, String, Boolean, Integer, Float, Null, or Point but was Edge",
         }
         for query, error in queries_with_errors.items():
             self.expect_error(query, error)
 
@@ -700,8 +700,8 @@ def test09_toStringList(self):
         self.env.assertEquals(actual_result.result_set[0], expected_result)
 
         # Test list with mixed type values
-        query = """RETURN toStringList(['abc', 7, '5.32', null, ['a','b']]) """
-        expected_result = [['abc', '7', '5.32', None, None]]
+        query = """RETURN toStringList(['abc', 7, '5.32', null, ['a','b', [{key:'value'}]]]) """
+        expected_result = [['abc', '7', '5.32', None, '[a, b, [{key: value}]]']]
         actual_result = redis_graph.query(query)
         self.env.assertEquals(actual_result.result_set[0], expected_result)
 
 
@@ -152,6 +152,7 @@ Feature: TypeConversion4 - To String
       | 'x'      |
     And no side effects
 
+  @skip
   Scenario Outline: [10] Fail `toString()` on invalid types #Example: <exampleName>
     Given an empty graph
     And having executed: