diff --git a/BUILD.gn b/BUILD.gn
index 8d929a0d040d106f77504ce35b7276eec3b0e6a3..cb45a8925d45fe6ff07513ef81c318895742c2c6 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -69,6 +69,16 @@ if (defined(ohos_lite)) {  # is on lite Os for ipcamera
     if (thirdparty_jerryscript_enable_external_context == true) {
       defines += [ "JERRY_EXTERNAL_CONTEXT=1" ]
     }
+    defines +=
+        [ "INPUTJS_BUFFER_SIZE=${thirdparty_jerryscript_inputjs_buffer_size}" ]
+    defines += [
+      "SNAPSHOT_BUFFER_SIZE=${thirdparty_jerryscript_snapshot_buffer_size}",
+    ]
+    defines +=
+        [ "BMS_TASK_HEAP_SIZE=${thirdparty_jerryscript_bms_task_heap_size}" ]
+    defines +=
+        [ "JS_TASK_HEAP_SIZE=${thirdparty_jerryscript_js_task_heap_size}" ]
+
     cflags = [
       "-Wno-unused-function",
       "-Wno-sign-compare",
diff --git a/bundle.json b/bundle.json
index 747e5b4318732d4d14dabb5458303321b5eff5f2..be1d40e341d6405d0b1df1706dfc356b18dd8429 100644
--- a/bundle.json
+++ b/bundle.json
@@ -13,7 +13,13 @@
         "name": "thirdparty_jerryscript",
         "subsystem": "",
         "syscap": [],
-        "features": ["thirdparty_jerryscript_enable_external_context"],
+        "features": [
+            "thirdparty_jerryscript_enable_external_context",
+            "thirdparty_jerryscript_inputjs_buffer_size",
+            "thirdparty_jerryscript_snapshot_buffer_size",
+            "thirdparty_jerryscript_bms_task_heap_size",
+            "thirdparty_jerryscript_js_task_heap_size"
+        ],
         "adapted_system_type": [],
         "rom": "",
         "ram": "",
diff --git a/engine.gni b/engine.gni
index 420aa27a70ae3fd2a9b4b490c8d8d736c3c970b5..7ee69a24b01136479f8c703e4da94d4009071c3c 100644
--- a/engine.gni
+++ b/engine.gni
@@ -13,6 +13,10 @@
 
 declare_args() {
   thirdparty_jerryscript_enable_external_context = true
+  thirdparty_jerryscript_inputjs_buffer_size = 32768
+  thirdparty_jerryscript_snapshot_buffer_size = 24576
+  thirdparty_jerryscript_bms_task_heap_size = 64
+  thirdparty_jerryscript_js_task_heap_size = 64
 }
 
 engine_path = "//third_party/jerryscript"
diff --git a/jerry-core/BUILD.gn b/jerry-core/BUILD.gn
index fbabc70de6647c050ab979a3abc87d930ab15dd8..53283ccf339dbfca27a5eed37a1c2e6fafc9bd02 100644
--- a/jerry-core/BUILD.gn
+++ b/jerry-core/BUILD.gn
@@ -263,6 +263,16 @@ if (board_toolchain_type != "iccarm") {
     if (thirdparty_jerryscript_enable_external_context == true) {
       defines += [ "JERRY_EXTERNAL_CONTEXT=1" ]
     }
+    defines +=
+        [ "INPUTJS_BUFFER_SIZE=${thirdparty_jerryscript_inputjs_buffer_size}" ]
+    defines += [
+      "SNAPSHOT_BUFFER_SIZE=${thirdparty_jerryscript_snapshot_buffer_size}",
+    ]
+    defines +=
+        [ "BMS_TASK_HEAP_SIZE=${thirdparty_jerryscript_bms_task_heap_size}" ]
+    defines +=
+        [ "JS_TASK_HEAP_SIZE=${thirdparty_jerryscript_js_task_heap_size}" ]
+
     include_dirs = jerry_core_includes
     include_dirs += [
       "$port_path",
diff --git a/jerry-ext/BUILD.gn b/jerry-ext/BUILD.gn
index 0d289df887365a584fb679f44a8339dbd2e791eb..8afc631f2f26c6db1b88ff7dce6ef48f4d5a554b 100644
--- a/jerry-ext/BUILD.gn
+++ b/jerry-ext/BUILD.gn
@@ -84,6 +84,16 @@ if (board_toolchain_type == "iccarm") {
     if (thirdparty_jerryscript_enable_external_context == true) {
       defines += [ "JERRY_EXTERNAL_CONTEXT=1" ]
     }
+    defines +=
+        [ "INPUTJS_BUFFER_SIZE=${thirdparty_jerryscript_inputjs_buffer_size}" ]
+    defines += [
+      "SNAPSHOT_BUFFER_SIZE=${thirdparty_jerryscript_snapshot_buffer_size}",
+    ]
+    defines +=
+        [ "BMS_TASK_HEAP_SIZE=${thirdparty_jerryscript_bms_task_heap_size}" ]
+    defines +=
+        [ "JS_TASK_HEAP_SIZE=${thirdparty_jerryscript_js_task_heap_size}" ]
+
     include_dirs = jerry_ext_include_dirs
     include_dirs += [
       "${core_path}",
diff --git a/jerry-port/default/BUILD.gn b/jerry-port/default/BUILD.gn
index 12b7bf77844f480792c42992bfb7129679c20c35..e3f58f53f90fb16de2e21cc79b94e526b88cb287 100644
--- a/jerry-port/default/BUILD.gn
+++ b/jerry-port/default/BUILD.gn
@@ -69,6 +69,16 @@ if (board_toolchain_type == "iccarm") {
     if (thirdparty_jerryscript_enable_external_context == true) {
       defines += [ "JERRY_EXTERNAL_CONTEXT=1" ]
     }
+    defines +=
+        [ "INPUTJS_BUFFER_SIZE=${thirdparty_jerryscript_inputjs_buffer_size}" ]
+    defines += [
+      "SNAPSHOT_BUFFER_SIZE=${thirdparty_jerryscript_snapshot_buffer_size}",
+    ]
+    defines +=
+        [ "BMS_TASK_HEAP_SIZE=${thirdparty_jerryscript_bms_task_heap_size}" ]
+    defines +=
+        [ "JS_TASK_HEAP_SIZE=${thirdparty_jerryscript_js_task_heap_size}" ]
+
     include_dirs = jerry_port_default_include_dirs
     include_dirs += [
       "${core_path}",