diff --git a/onnxruntime/core/providers/webnn/builders/helper.h b/onnxruntime/core/providers/webnn/builders/helper.h
index 68f009a94e..73e3008621 100644
--- a/onnxruntime/core/providers/webnn/builders/helper.h
+++ b/onnxruntime/core/providers/webnn/builders/helper.h
@@ -212,7 +212,7 @@ static const InlinedHashMap<std::string, WebnnOpInfo> op_map = {
     {"Tanh", {"tanh", true}},
     {"Transpose", {"transpose", true}},
     {"Unsqueeze", {"reshape", true}},
-    {"Where", {"elementwiseIf", false}},
+    {"Where", {"where", false}},
 };
 
 inline bool CheckSingleOp(const std::string& op_type, const emscripten::val& wnn_builder_,
diff --git a/onnxruntime/core/providers/webnn/builders/impl/ternary_op_builder.cc b/onnxruntime/core/providers/webnn/builders/impl/ternary_op_builder.cc
index e51c17fc56..9c23554a44 100644
--- a/onnxruntime/core/providers/webnn/builders/impl/ternary_op_builder.cc
+++ b/onnxruntime/core/providers/webnn/builders/impl/ternary_op_builder.cc
@@ -32,7 +32,7 @@ Status TernaryOpBuilder::AddToModelBuilderImpl(ModelBuilder& model_builder, cons
   emscripten::val input2 = model_builder.GetOperand(node.InputDefs()[2]->Name());
   emscripten::val output = emscripten::val::object();
   if (op_type == "Where") {
-    output = model_builder.GetBuilder().call<emscripten::val>("elementwiseIf", input0, input1, input2);
+    output = model_builder.GetBuilder().call<emscripten::val>("where", input0, input1, input2);
   } else {
     return ORT_MAKE_STATUS(ONNXRUNTIME, INVALID_ARGUMENT,
                            "TernaryOpBuilder::AddToModelBuilderImpl, unknown op: ", op_type);