diff --git a/lib/Conversion/TorchOnnxToTorch/DefaultDomainAtoF.cpp b/lib/Conversion/TorchOnnxToTorch/DefaultDomainAtoF.cpp
index 4df2e0f88eb1..bb0d63d2fd9b 100644
--- a/lib/Conversion/TorchOnnxToTorch/DefaultDomainAtoF.cpp
+++ b/lib/Conversion/TorchOnnxToTorch/DefaultDomainAtoF.cpp
@@ -1319,6 +1319,18 @@ void mlir::torch::onnx_c::populateDefaultDomainAtoF(
                       binder.op, resultType, operand);
                   return success();
                 });
+  patterns.onOp("Exp", 13,
+                [](OpBinder binder, ConversionPatternRewriter &rewriter) {
+                  Torch::ValueTensorType resultType;
+                  Value operand;
+                  if (binder.tensorOperand(operand) ||
+                      binder.tensorResultType(resultType))
+                    return failure();
+                  rewriter.replaceOpWithNewOp<Torch::AtenExpOp>(
+                      binder.op, resultType, operand);
+                  return success();
+                });
+
   patterns.onOp(
       "Expand", 1, [](OpBinder binder, ConversionPatternRewriter &rewriter) {
         // uses ideas and code from onnx.Reshape
diff --git a/test/Conversion/TorchOnnxToTorch/simple_ops_a_to_f.mlir b/test/Conversion/TorchOnnxToTorch/simple_ops_a_to_f.mlir
index c2d3c12a7b92..a1d7840f5266 100644
--- a/test/Conversion/TorchOnnxToTorch/simple_ops_a_to_f.mlir
+++ b/test/Conversion/TorchOnnxToTorch/simple_ops_a_to_f.mlir
@@ -515,6 +515,13 @@ func.func @test_equal_bcast(%arg0: !torch.vtensor<[3,4,5],si32>, %arg1: !torch.v
   return %0 : !torch.vtensor<[3,4,5],i1>
 }
 
+// CHECK-LABEL: @test_exp
+func.func @test_exp(%arg0: !torch.vtensor<[3,4,5],f32>) -> !torch.vtensor<[3,4,5],f32> attributes {torch.onnx_meta.ir_version = 7 : si64, torch.onnx_meta.opset_version = 13 : si64, torch.onnx_meta.producer_name = "backend-test", torch.onnx_meta.producer_version = ""} {
+  // CHECK: torch.aten.exp.Tensor %arg0 : !torch.vtensor<[3,4,5],f32> -> !torch.vtensor<[3,4,5],f32>
+  %0 = torch.operator "onnx.Exp"(%arg0) : (!torch.vtensor<[3,4,5],f32>) -> !torch.vtensor<[3,4,5],f32>
+  return %0 : !torch.vtensor<[3,4,5],f32>
+}
+
 // CHECK-LABEL: @test_erf
 func.func @test_erf(%arg0: !torch.vtensor<[3,4,5],f32>) -> !torch.vtensor<[3,4,5],f32> attributes {torch.onnx_meta.ir_version = 3 : si64, torch.onnx_meta.opset_version = 13 : si64, torch.onnx_meta.producer_name = "backend-test", torch.onnx_meta.producer_version = ""} {
   // CHECK: torch.aten.erf %arg0 : !torch.vtensor<[3,4,5],f32> -> !torch.vtensor<[3,4,5],f32>