diff --git a/python/tvm/relay/frontend/mxnet.py b/python/tvm/relay/frontend/mxnet.py
index edb23f624a113..26db88a4fdc46 100644
--- a/python/tvm/relay/frontend/mxnet.py
+++ b/python/tvm/relay/frontend/mxnet.py
@@ -317,7 +317,7 @@ def _mx_l2_normalize(inputs, attrs):
     if mode != 'channel':
         raise RuntimeError('mode %s is not supported.' % mode)
     new_attrs['eps'] = attrs.get_float('eps', 1e-10)
-    new_attrs['axis'] = 1
+    new_attrs['axis'] = [1]
     return _op.nn.l2_normalize(inputs[0], **new_attrs)
 
 
diff --git a/tests/python/frontend/mxnet/test_forward.py b/tests/python/frontend/mxnet/test_forward.py
index 81a12b041ed7d..45e1cdba0a029 100644
--- a/tests/python/frontend/mxnet/test_forward.py
+++ b/tests/python/frontend/mxnet/test_forward.py
@@ -190,6 +190,21 @@ def test_forward_argmin():
     mx_sym = mx.sym.argmin(data, axis=0)
     verify_mxnet_frontend_impl(mx_sym, (5, 4), (4,))
 
+def test_forward_box_nms():
+    data = mx.sym.var('data')
+    mx_sym = mx.sym.contrib.box_nms(data, topk=-1, force_suppress=True)
+    verify_mxnet_frontend_impl(mx_sym, (3, 100, 6), (3, 100, 6))
+
+def test_forward_slice_axis():
+    data = mx.sym.var('data')
+    mx_sym = mx.sym.slice_axis(data, axis=1, begin=-5, end=None)
+    verify_mxnet_frontend_impl(mx_sym, (1, 10, 6), (1, 5, 6))
+
+def test_forward_l2_normalize():
+    data = mx.sym.var('data')
+    mx_sym = mx.sym.L2Normalization(data, mode="channel")
+    verify_mxnet_frontend_impl(mx_sym, (2, 3, 4, 5), (2, 3, 4, 5))
+
 
 if __name__ == '__main__':
     test_forward_mlp()
@@ -212,3 +227,6 @@ def test_forward_argmin():
     test_forward_zeros_like()
     test_forward_argmax()
     test_forward_argmin()
+    test_forward_box_nms()
+    test_forward_slice_axis()
+    test_forward_l2_normalize()