diff --git a/compiler/tests/Dialect/HLFHE/Analysis/MANP_linalg.mlir b/compiler/tests/Dialect/HLFHE/Analysis/MANP_linalg.mlir
index 557803cec..ed15c5c9c 100644
--- a/compiler/tests/Dialect/HLFHE/Analysis/MANP_linalg.mlir
+++ b/compiler/tests/Dialect/HLFHE/Analysis/MANP_linalg.mlir
@@ -323,3 +323,13 @@ func @matmul_int_eint_cst_p_2_n_1(%arg0: tensor<2x3x!HLFHE.eint<2>>) -> tensor<2
   %1 = "HLFHELinalg.matmul_int_eint"(%0, %arg0): (tensor<2x2xi3>, tensor<2x3x!HLFHE.eint<2>>) -> tensor<2x3x!HLFHE.eint<2>>
   return %1 : tensor<2x3x!HLFHE.eint<2>>
 }
+
+// -----
+
+func @zero() -> tensor<8x!HLFHE.eint<2>>
+{
+  // CHECK: %[[ret:.*]] = "HLFHELinalg.zero"() {MANP = 1 : ui{{[0-9]+}}} : () -> tensor<8x!HLFHE.eint<2>>
+  %0 = "HLFHELinalg.zero"() : () -> tensor<8x!HLFHE.eint<2>>
+
+  return %0 : tensor<8x!HLFHE.eint<2>>
+}
diff --git a/compiler/tests/Dialect/HLFHELinalg/ops.invalid.mlir b/compiler/tests/Dialect/HLFHELinalg/ops.invalid.mlir
index 6131e9107..e828353dd 100644
--- a/compiler/tests/Dialect/HLFHELinalg/ops.invalid.mlir
+++ b/compiler/tests/Dialect/HLFHELinalg/ops.invalid.mlir
@@ -229,3 +229,23 @@ func @matmul_int_eint(%arg0: tensor<3x4xi3>, %arg1: tensor<4x2x!HLFHE.eint<2>>)
   %1 = "HLFHELinalg.matmul_int_eint"(%arg0, %arg1): (tensor<3x4xi3>, tensor<4x2x!HLFHE.eint<2>>) -> tensor<4x2x!HLFHE.eint<2>>
   return %1 : tensor<4x2x!HLFHE.eint<2>>
 }
+
+// -----
+
+/////////////////////////////////////////////////
+// HLFHELinalg.zero
+/////////////////////////////////////////////////
+
+func @zero_1D_scalar() -> tensor<4x!HLFHE.eint<2>> {
+  // expected-error @+1 {{'HLFHELinalg.zero' op}}
+  %0 = "HLFHELinalg.zero"() : () -> !HLFHE.eint<2>
+  return %0 : !HLFHE.eint<2>
+}
+
+// -----
+
+func @zero_plaintext() -> tensor<4x9xi32> {
+  // expected-error @+1 {{'HLFHELinalg.zero' op}}
+  %0 = "HLFHELinalg.zero"() : () -> tensor<4x9xi32>
+  return %0 : tensor<4x9xi32>
+}
diff --git a/compiler/tests/Dialect/HLFHELinalg/ops.mlir b/compiler/tests/Dialect/HLFHELinalg/ops.mlir
index b854b13f1..d9db4af31 100644
--- a/compiler/tests/Dialect/HLFHELinalg/ops.mlir
+++ b/compiler/tests/Dialect/HLFHELinalg/ops.mlir
@@ -328,4 +328,26 @@ func @matmul_int_eint(%arg0: tensor<3x4xi3>, %arg1: tensor<4x2x!HLFHE.eint<2>>)
 
   %1 = "HLFHELinalg.matmul_int_eint"(%arg0, %arg1): (tensor<3x4xi3>, tensor<4x2x!HLFHE.eint<2>>) -> tensor<3x2x!HLFHE.eint<2>>
   return %1 : tensor<3x2x!HLFHE.eint<2>>
-}
\ No newline at end of file
+}
+
+/////////////////////////////////////////////////
+// HLFHELinalg.zero
+/////////////////////////////////////////////////
+
+// CHECK: func @zero_1D() -> tensor<4x!HLFHE.eint<2>> {
+// CHECK-NEXT:   %[[v0:.*]] = "HLFHELinalg.zero"() : () -> tensor<4x!HLFHE.eint<2>>
+// CHECK-NEXT:   return %[[v0]] : tensor<4x!HLFHE.eint<2>>
+// CHECK-NEXT: }
+func @zero_1D() -> tensor<4x!HLFHE.eint<2>> {
+  %0 = "HLFHELinalg.zero"() : () -> tensor<4x!HLFHE.eint<2>>
+  return %0 : tensor<4x!HLFHE.eint<2>>
+}
+
+// CHECK: func @zero_2D() -> tensor<4x9x!HLFHE.eint<2>> {
+// CHECK-NEXT:   %[[v0:.*]] = "HLFHELinalg.zero"() : () -> tensor<4x9x!HLFHE.eint<2>>
+// CHECK-NEXT:   return %[[v0]] : tensor<4x9x!HLFHE.eint<2>>
+// CHECK-NEXT: }
+func @zero_2D() -> tensor<4x9x!HLFHE.eint<2>> {
+  %0 = "HLFHELinalg.zero"() : () -> tensor<4x9x!HLFHE.eint<2>>
+  return %0 : tensor<4x9x!HLFHE.eint<2>>
+}
diff --git a/compiler/tests/unittest/end_to_end_jit_hlfhelinalg.cc b/compiler/tests/unittest/end_to_end_jit_hlfhelinalg.cc
index 8d2b82457..d460e080a 100644
--- a/compiler/tests/unittest/end_to_end_jit_hlfhelinalg.cc
+++ b/compiler/tests/unittest/end_to_end_jit_hlfhelinalg.cc
@@ -1432,3 +1432,41 @@ func @main(%a: tensor<2x8x!HLFHE.eint<6>>) -> tensor<2x2x4x!HLFHE.eint<6>> {
     }
   }
 }
+
+///////////////////////////////////////////////////////////////////////////////
+// HLFHELinalg.zero ///////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////
+
+TEST(End2EndJit_Linalg, zero) {
+  mlir::zamalang::JitCompilerEngine::Lambda lambda = checkedJit(R"XXX(
+func @main() -> tensor<2x2x4x!HLFHE.eint<6>> {
+  %0 = "HLFHELinalg.zero"() : () -> tensor<2x2x4x!HLFHE.eint<6>>
+  return %0 : tensor<2x2x4x!HLFHE.eint<6>>
+}
+)XXX");
+
+  llvm::Expected<std::unique_ptr<mlir::zamalang::LambdaArgument>> res =
+      lambda.operator()<std::unique_ptr<mlir::zamalang::LambdaArgument>>();
+
+  ASSERT_EXPECTED_SUCCESS(res);
+
+  mlir::zamalang::TensorLambdaArgument<mlir::zamalang::IntLambdaArgument<>>
+      &resp = (*res)
+                  ->cast<mlir::zamalang::TensorLambdaArgument<
+                      mlir::zamalang::IntLambdaArgument<>>>();
+
+  ASSERT_EQ(resp.getDimensions().size(), (size_t)3);
+  ASSERT_EQ(resp.getDimensions().at(0), 2);
+  ASSERT_EQ(resp.getDimensions().at(1), 2);
+  ASSERT_EQ(resp.getDimensions().at(2), 4);
+  ASSERT_EXPECTED_VALUE(resp.getNumElements(), 2 * 2 * 4);
+
+  for (size_t i = 0; i < 2; i++) {
+    for (size_t j = 0; j < 2; j++) {
+      for (size_t k = 0; k < 4; k++) {
+        EXPECT_EQ(resp.getValue()[i * 8 + j * 4 + k], 0)
+            << ", at pos(" << i << "," << j << "," << k << ")";
+      }
+    }
+  }
+}