diff --git a/testing/python/transform/test_tilelang_transform_inject_fence_proxy.py b/testing/python/transform/test_tilelang_transform_inject_fence_proxy.py
new file mode 100644
index 000000000..b9839755f
--- /dev/null
+++ b/testing/python/transform/test_tilelang_transform_inject_fence_proxy.py
@@ -0,0 +1,59 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+from tilelang import tvm as tvm
+import tilelang as tl
+from tilelang.utils.target import determine_target
+import tilelang.language as T
+import tilelang.testing
+from tvm import tir
+
+auto_target = tvm.target.Target(determine_target("auto"))
+
+
+def _check(original, transformed):
+    func = original
+    mod = tvm.IRModule.from_expr(func.with_attr("global_symbol", "main"))
+    mod = tvm.tir.transform.BindTarget(auto_target)(mod)
+    mod = tl.transform.InjectFenceProxy()(mod)
+    mod = tir.transform.LowerOpaqueBlock()(mod)
+    transformed = tvm.IRModule.from_expr(transformed.with_attr("global_symbol", "main"))
+    transformed = tvm.tir.transform.BindTarget(auto_target)(transformed)
+    transformed = tir.transform.LowerOpaqueBlock()(transformed)
+
+    tvm.ir.assert_structural_equal(mod["main"], transformed["main"], True)
+
+
+def test_lower_fence_proxy():
+
+    @T.prim_func
+    def before():
+        with T.Kernel(8):
+            A_shared = T.decl_buffer((1, 8, 256), "float16", scope="shared.dyn")
+            B_shared = T.decl_buffer((1, 4, 512), "float16", scope="shared.dyn")
+            C_local = T.decl_buffer((32,), scope="local")
+            for i in T.unroll(16):
+                C_local[i * 2:i * 2 + 2] = T.Broadcast(T.float32(0), 2)
+            T.call_extern("handle", "tl::gemm_ss<64, 64, 32, 4, 1, 0, 0>",
+                          T.tvm_access_ptr(T.type_annotation("float16"), A_shared.data, 0, 2048, 1),
+                          T.tvm_access_ptr(T.type_annotation("float16"), B_shared.data, 0, 2048, 1),
+                          T.tvm_access_ptr(T.type_annotation("float32"), C_local.data, 0, 32, 3))
+
+    @T.prim_func
+    def after():
+        with T.Kernel(8):
+            A_shared = T.decl_buffer((1, 8, 256), "float16", scope="shared.dyn")
+            B_shared = T.decl_buffer((1, 4, 512), "float16", scope="shared.dyn")
+            C_local = T.decl_buffer((32,), scope="local")
+            for i in T.unroll(16):
+                C_local[i * 2:i * 2 + 2] = T.Broadcast(T.float32(0), 2)
+            T.FenceProxyAsyncOp()
+            T.call_extern("handle", "tl::gemm_ss<64, 64, 32, 4, 1, 0, 0>",
+                          T.tvm_access_ptr(T.type_annotation("float16"), A_shared.data, 0, 2048, 1),
+                          T.tvm_access_ptr(T.type_annotation("float16"), B_shared.data, 0, 2048, 1),
+                          T.tvm_access_ptr(T.type_annotation("float32"), C_local.data, 0, 32, 3))
+
+    _check(before, after)
+
+
+if __name__ == "__main__":
+    test_lower_fence_proxy()
diff --git a/testing/python/transform/test_tilelang_transform_lower_hopper_intrin.py b/testing/python/transform/test_tilelang_transform_lower_hopper_intrin.py
index c4bf1c35a..b9c5855bf 100644
--- a/testing/python/transform/test_tilelang_transform_lower_hopper_intrin.py
+++ b/testing/python/transform/test_tilelang_transform_lower_hopper_intrin.py
@@ -56,4 +56,3 @@ def after():
 
 if __name__ == "__main__":
     tilelang.testing.main()
-    test_lower_hopper_intrin_barrier()
diff --git a/tilelang/language/builtin.py b/tilelang/language/builtin.py
index b2251bb90..08bc17e52 100644
--- a/tilelang/language/builtin.py
+++ b/tilelang/language/builtin.py
@@ -19,3 +19,7 @@ def CreateTMADescriptorOp(*args):
 
 def TMALoadOp(*args):
     return tir.call_intrin("handle", tir.op.Op.get("tl.TMALoadOp"), *args)
+
+
+def FenceProxyAsyncOp(*args):
+    return tir.call_intrin("handle", tir.op.Op.get("tl.FenceProxyAsyncOp"), *args)
\ No newline at end of file