diff --git a/onert-micro/onert-micro/include/pal/mcu/KernelsToBuild.lst b/onert-micro/onert-micro/include/pal/mcu/KernelsToBuild.lst
index 83208f90cc3..2560554777a 100644
--- a/onert-micro/onert-micro/include/pal/mcu/KernelsToBuild.lst
+++ b/onert-micro/onert-micro/include/pal/mcu/KernelsToBuild.lst
@@ -30,7 +30,7 @@ REGISTER_KERNEL(FILL, Fill)
 REGISTER_KERNEL(FLOOR, Floor)
 REGISTER_KERNEL(FLOOR_DIV, FloorDiv)
 REGISTER_KERNEL(FLOOR_MOD, FloorMod)
-#/*REGISTER_KERNEL(PACK, Pack)*/
+REGISTER_KERNEL(PACK, Pack)
 REGISTER_KERNEL(PAD, Pad)
 #/*REGISTER_KERNEL(PADV2, PadV2)*/
 #/*REGISTER_KERNEL(PRELU, PRelu)*/
diff --git a/onert-micro/onert-micro/include/test_models/pack/PackKernel.h b/onert-micro/onert-micro/include/test_models/pack/PackKernel.h
index e2896d467b7..d7de7b0eb2b 100644
--- a/onert-micro/onert-micro/include/test_models/pack/PackKernel.h
+++ b/onert-micro/onert-micro/include/test_models/pack/PackKernel.h
@@ -221,6 +221,67 @@ const std::vector<uint8_t> reference_output_data = {
   5,   5,   5,   5,  5,  245, 251, 5,  251, 223, 5,  251, 22, 15,  15,  15};
 
 } // namespace pack_quant_u8
+namespace pack_s8
+{
+/*
+ * Pack Kernel:
+ *
+ * Input(2, 2)        Input(2, 2)
+ *        \             /
+ *          \         /
+ *              Pack   :      values_count: 2, axis: 1
+ *                |
+ *          Output(2, 2, 2)
+ */
+const unsigned char test_kernel_model_circle[] = {
+  0x18, 0x00, 0x00, 0x00, 0x43, 0x49, 0x52, 0x30, 0x00, 0x00, 0x0e, 0x00, 0x14, 0x00, 0x00, 0x00,
+  0x0c, 0x00, 0x08, 0x00, 0x10, 0x00, 0x04, 0x00, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00,
+  0x34, 0x00, 0x00, 0x00, 0x44, 0x02, 0x00, 0x00, 0x60, 0x02, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00,
+  0x20, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00,
+  0xf4, 0xff, 0xff, 0xff, 0xf8, 0xff, 0xff, 0xff, 0xfc, 0xff, 0xff, 0xff, 0x04, 0x00, 0x04, 0x00,
+  0x04, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0e, 0x00,
+  0x18, 0x00, 0x14, 0x00, 0x10, 0x00, 0x0c, 0x00, 0x08, 0x00, 0x04, 0x00, 0x0e, 0x00, 0x00, 0x00,
+  0x14, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00, 0x6c, 0x00, 0x00, 0x00, 0x70, 0x00, 0x00, 0x00,
+  0x78, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x6d, 0x61, 0x69, 0x6e, 0x00, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0e, 0x00, 0x14, 0x00, 0x00, 0x00,
+  0x10, 0x00, 0x0c, 0x00, 0x07, 0x00, 0x08, 0x00, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3b,
+  0x14, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x08, 0x00, 0x0c, 0x00,
+  0x08, 0x00, 0x04, 0x00, 0x08, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0xf8, 0x00, 0x00, 0x00,
+  0x78, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x22, 0xff, 0xff, 0xff, 0x14, 0x00, 0x00, 0x00,
+  0x48, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x09, 0x4c, 0x00, 0x00, 0x00,
+  0x14, 0xff, 0xff, 0xff, 0x2c, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x3f, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0x43,
+  0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x73, 0x74, 0x61, 0x63,
+  0x6b, 0x5f, 0x34, 0x64, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+  0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x92, 0xff, 0xff, 0xff, 0x14, 0x00, 0x00, 0x00,
+  0x4c, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x09, 0x4c, 0x00, 0x00, 0x00,
+  0x84, 0xff, 0xff, 0xff, 0x30, 0x00, 0x00, 0x00, 0x24, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00,
+  0x04, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x3f, 0x01, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x7f, 0x43, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00,
+  0x69, 0x6e, 0x70, 0x75, 0x74, 0x5f, 0x31, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+  0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0e, 0x00, 0x18, 0x00, 0x14, 0x00, 0x13, 0x00, 0x0c, 0x00,
+  0x08, 0x00, 0x04, 0x00, 0x0e, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x54, 0x00, 0x00, 0x00,
+  0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x09, 0x54, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x14, 0x00,
+  0x04, 0x00, 0x08, 0x00, 0x0c, 0x00, 0x10, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x2c, 0x00, 0x00, 0x00,
+  0x20, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x3f,
+  0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0x43, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+  0x05, 0x00, 0x00, 0x00, 0x69, 0x6e, 0x70, 0x75, 0x74, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
+  0x02, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00,
+  0x0c, 0x00, 0x0c, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x0c, 0x00, 0x00, 0x00,
+  0x53, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x53, 0x11, 0x00, 0x00, 0x00, 0x4f, 0x4e, 0x45, 0x2d,
+  0x74, 0x66, 0x6c, 0x69, 0x74, 0x65, 0x32, 0x63, 0x69, 0x72, 0x63, 0x6c, 0x65, 0x00, 0x00, 0x00};
+const std::vector<int8_t> input_data_1 = {1, 2, 3, 4};
+
+const std::vector<int8_t> input_data_2 = {5, 6, 7, 8};
+
+const std::vector<int8_t> reference_output_data = {1, 2, 5, 6, 3, 4, 7, 8};
+} // namespace pack_s8
 
 class TestDataFloatPack : public TestDataPackBase<float>
 {
@@ -264,6 +325,20 @@ class TestDataQuantU8Pack : public TestDataPackBase<uint8_t>
   ~TestDataQuantU8Pack() override = default;
 };
 
+class TestDataS8Pack : public TestDataPackBase<int8_t>
+{
+public:
+  TestDataS8Pack()
+  {
+    _input_data_1 = pack_s8::input_data_1;
+    _input_data_2 = pack_s8::input_data_2;
+    _reference_output_data = pack_s8::reference_output_data;
+    _test_kernel_model_circle = pack_s8::test_kernel_model_circle;
+  }
+
+  ~TestDataS8Pack() override = default;
+};
+
 } // namespace test_model
 } // namespace onert_micro
 
diff --git a/onert-micro/onert-micro/src/execute/kernels/tests/Pack.test.cpp b/onert-micro/onert-micro/src/execute/kernels/tests/Pack.test.cpp
index 1f63ea31794..57a8fbd8d6a 100644
--- a/onert-micro/onert-micro/src/execute/kernels/tests/Pack.test.cpp
+++ b/onert-micro/onert-micro/src/execute/kernels/tests/Pack.test.cpp
@@ -47,6 +47,14 @@ TEST_F(PackTest, Int_P)
   EXPECT_THAT(output_data_vector, test_data_kernel.get_output_data_by_index(0));
 }
 
+TEST_F(PackTest, S8_P)
+{
+  test_model::TestDataS8Pack test_data_kernel;
+  std::vector<int8_t> output_data_vector =
+    onert_micro::execute::testing::checkKernel<int8_t>(2, &test_data_kernel);
+  EXPECT_THAT(output_data_vector, test_data_kernel.get_output_data_by_index(0));
+}
+
 // TODO: add negative tests and quant version
 
 } // namespace testing