diff --git a/examples/model_selection/Trails/internal/ml/model_selection/src/eva_engine/phase1/algo/singa_ms/cnn_ms/pkg_model_code/model.py b/examples/model_selection/Trails/internal/ml/model_selection/src/eva_engine/phase1/algo/singa_ms/cnn_ms/pkg_model_code/model.py
index 98884584f..1d54e41e2 100644
--- a/examples/model_selection/Trails/internal/ml/model_selection/src/eva_engine/phase1/algo/singa_ms/cnn_ms/pkg_model_code/model.py
+++ b/examples/model_selection/Trails/internal/ml/model_selection/src/eva_engine/phase1/algo/singa_ms/cnn_ms/pkg_model_code/model.py
@@ -27,7 +27,7 @@
 import zipfile
 import numpy as np
 from functools import wraps
-from collections import Iterable
+from collections.abc import Iterable
 
 from singa import tensor
 from singa import autograd
diff --git a/python/singa/model.py b/python/singa/model.py
index 5f1ed2c21..ebfd36817 100644
--- a/python/singa/model.py
+++ b/python/singa/model.py
@@ -27,7 +27,7 @@
 import zipfile
 import numpy as np
 from functools import wraps
-from collections import Iterable
+from collections.abc import Iterable
 
 from singa import tensor
 from singa import autograd
diff --git a/python/singa/sonnx.py b/python/singa/sonnx.py
index 01d704a38..324451231 100755
--- a/python/singa/sonnx.py
+++ b/python/singa/sonnx.py
@@ -900,7 +900,7 @@ def singa_op_to_onnx_node(cls, op, op_t):
         else:
             translator = cls._common_singa_tensor_to_onnx_node
         nodes = translator(op, op_t)
-        if not isinstance(nodes, collections.Iterable):
+        if not isinstance(nodes, collections.abc.Iterable):
             nodes = [nodes]
         nodes = [node for node in nodes if node is not None]
         return nodes
@@ -1826,7 +1826,7 @@ def _run_node(cls, operator, inputs):
             list, the output
         """
         outputs = operator(*inputs)
-        if not isinstance(outputs, collections.Iterable):
+        if not isinstance(outputs, collections.abc.Iterable):
             outputs = [outputs]
         return outputs
 
@@ -2226,4 +2226,4 @@ def forward(self, *input, aux_output=(), **kwargs):
 get_op = SingaBackend._onnx_node_to_singa_op
 to_onnx = SingaFrontend.singa_to_onnx_model
 save = onnx.save
-load = onnx.load
\ No newline at end of file
+load = onnx.load