diff --git a/transpiler/javatests/com/google/j2cl/integration/java/systemgetproperty/BUILD b/transpiler/javatests/com/google/j2cl/integration/java/systemgetproperty/BUILD
index 80fcfbb824..23f6253bbb 100644
--- a/transpiler/javatests/com/google/j2cl/integration/java/systemgetproperty/BUILD
+++ b/transpiler/javatests/com/google/j2cl/integration/java/systemgetproperty/BUILD
@@ -1,3 +1,4 @@
+load("@io_bazel_rules_closure//closure:defs.bzl", "closure_js_library")
 load(
     "//transpiler/javatests/com/google/j2cl/integration:integration_test.bzl",
     "integration_test",
@@ -8,10 +9,36 @@ package(
     licenses = ["notice"],
 )
 
+closure_js_library(
+    name = "zoo",
+    srcs = ["Zoo.js"],
+    deps = ["//:jre"],
+)
+
+alias(
+    name = "zoo-j2cl",
+    actual = ":zoo",
+)
+
+alias(
+    name = "zoo-j2wasm",
+    actual = ":zoo",
+)
+
 integration_test(
     name = "systemgetproperty",
-    srcs = glob(["*.java"]),
+    srcs = glob(
+        [
+            "*.java",
+            "*.js",
+        ],
+        exclude = ["Zoo.js"],
+    ),
+    closure_defines = {
+        "zoo": "buzz",
+    },
     # This test is specific to J2CL's implementation of System.getProperty().
     enable_jvm_test = False,
     enable_kt = False,
+    deps = [":zoo"],
 )
diff --git a/transpiler/javatests/com/google/j2cl/integration/java/systemgetproperty/Main.native.js b/transpiler/javatests/com/google/j2cl/integration/java/systemgetproperty/Main.native.js
new file mode 100644
index 0000000000..1ce8d56e61
--- /dev/null
+++ b/transpiler/javatests/com/google/j2cl/integration/java/systemgetproperty/Main.native.js
@@ -0,0 +1,2 @@
+/** @suppress {extraRequire} */
+goog.require('systemgetproperty.Zoo');
diff --git a/transpiler/javatests/com/google/j2cl/integration/java/systemgetproperty/Zoo.js b/transpiler/javatests/com/google/j2cl/integration/java/systemgetproperty/Zoo.js
new file mode 100644
index 0000000000..fdb8c19dc9
--- /dev/null
+++ b/transpiler/javatests/com/google/j2cl/integration/java/systemgetproperty/Zoo.js
@@ -0,0 +1,21 @@
+// Copyright 2025 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+goog.module('systemgetproperty.Zoo');
+
+const jre = goog.require('jre');
+
+/** @define {string} */
+const localZoo = goog.define('zoo', 'default');
+jre.addSystemPropertyFromGoogDefine('zoo', localZoo);
\ No newline at end of file