diff --git a/paconvert/api_mapping.json b/paconvert/api_mapping.json
index 236aa3614..0abe4b06a 100644
--- a/paconvert/api_mapping.json
+++ b/paconvert/api_mapping.json
@@ -10833,16 +10833,7 @@
     }
   },
   "torch.poisson": {
-    "Matcher": "GenericMatcher",
-    "paddle_api": "paddle.poisson",
-    "min_input_args": 1,
-    "args_list": [
-      "input",
-      "generator"
-    ],
-    "kwargs_change": {
-      "input": "x"
-    }
+    "Matcher": "ChangePrefixMatcher"
   },
   "torch.poisson_nll_loss": {},
   "torch.polar": {
diff --git a/tests/test_poisson.py b/tests/test_poisson.py
index cbf658441..49a274011 100644
--- a/tests/test_poisson.py
+++ b/tests/test_poisson.py
@@ -93,3 +93,27 @@ def test_case_7():
         """
     )
     obj.run(pytorch_code, ["result"], check_value=False)
+
+
+def test_case_8():
+    pytorch_code = textwrap.dedent(
+        """
+        import torch
+        rates = torch.linspace(0.5, 4.5, 5, dtype=torch.float64)
+        result = torch.poisson(rates)
+        """
+    )
+    obj.run(pytorch_code, ["result"], check_value=False)
+
+
+def test_case_9():
+    pytorch_code = textwrap.dedent(
+        """
+        import torch
+        rates = torch.rand(2, 3) * 10
+        gen = torch.Generator()
+        args = (rates, gen)
+        result = torch.poisson(*args)
+        """
+    )
+    obj.run(pytorch_code, ["result"], check_value=False)