diff --git a/tiledb/query_condition.py b/tiledb/query_condition.py
index 163e29b54a..df5667a999 100644
--- a/tiledb/query_condition.py
+++ b/tiledb/query_condition.py
@@ -15,9 +15,7 @@
 filtering query results on attribute and dimension values.
 """
 
-QueryConditionNodeElem = Union[
-    ast.Name, ast.Constant, ast.Call, ast.Num, ast.Str, ast.Bytes
-]
+QueryConditionNodeElem = Union[ast.Name, ast.Constant, ast.Call]
 
 
 @dataclass
@@ -280,8 +278,8 @@ def is_variable_node(self, variable: QueryConditionNodeElem) -> bool:
 
             return (
                 isinstance(variable.args[0], ast.Constant)
-                or isinstance(variable.args[0], ast.Str)
-                or isinstance(variable.args[0], ast.Bytes)
+                or isinstance(variable.args[0], ast.Constant)
+                or isinstance(variable.args[0], ast.Constant)
             )
 
         return isinstance(variable, ast.Name)
@@ -326,7 +324,9 @@ def get_variable_from_node(self, node: QueryConditionNodeElem) -> Any:
             variable = variable_node.id
         elif isinstance(variable_node, ast.Constant):
             variable = variable_node.value
-        elif isinstance(variable_node, ast.Str) or isinstance(variable_node, ast.Bytes):
+        elif isinstance(variable_node, ast.Constant) or isinstance(
+            variable_node, ast.Constant
+        ):
             # deprecated in 3.8
             variable = variable_node.s
         else:
@@ -366,10 +366,12 @@ def get_value_from_node(self, node: QueryConditionNodeElem) -> Any:
         elif isinstance(value_node, ast.NameConstant):
             # deprecated in 3.8
             value = value_node.value
-        elif isinstance(value_node, ast.Num):
+        elif isinstance(value_node, ast.Constant):
             # deprecated in 3.8
             value = value_node.n
-        elif isinstance(value_node, ast.Str) or isinstance(value_node, ast.Bytes):
+        elif isinstance(value_node, ast.Constant) or isinstance(
+            value_node, ast.Constant
+        ):
             # deprecated in 3.8
             value = value_node.s
         else:
@@ -491,7 +493,7 @@ def visit_UnaryOp(self, node: ast.UnaryOp, sign: int = 1):
         else:
             if isinstance(node.operand, ast.Constant):
                 node.operand.value *= sign
-            elif isinstance(node.operand, ast.Num):
+            elif isinstance(node.operand, ast.Constant):
                 node.operand.n *= sign
             else:
                 raise TileDBError(
@@ -500,15 +502,15 @@ def visit_UnaryOp(self, node: ast.UnaryOp, sign: int = 1):
 
             return node.operand
 
-    def visit_Num(self, node: ast.Num) -> ast.Num:
+    def visit_Num(self, node: ast.Constant) -> ast.Constant:
         # deprecated in 3.8
         return node
 
-    def visit_Str(self, node: ast.Str) -> ast.Str:
+    def visit_Str(self, node: ast.Constant) -> ast.Constant:
         # deprecated in 3.8
         return node
 
-    def visit_Bytes(self, node: ast.Bytes) -> ast.Bytes:
+    def visit_Bytes(self, node: ast.Constant) -> ast.Constant:
         # deprecated in 3.8
         return node