diff --git a/Lara-JS/code/generate-ts-joinpoints.test.ts b/Lara-JS/code/generate-ts-joinpoints.test.ts
new file mode 100644
index 000000000..9976c1152
--- /dev/null
+++ b/Lara-JS/code/generate-ts-joinpoints.test.ts
@@ -0,0 +1,31 @@
+import fs from "fs";
+import os from "os";
+import path from "path";
+import { generateEnums } from "../scripts/generate-ts-joinpoints.ts";
+
+describe("generateEnums", () => {
+  it("preserves the enum values from the language specification", () => {
+    const outputDirectory = fs.mkdtempSync(
+      path.join(os.tmpdir(), "lara-build-interfaces-"),
+    );
+    const outputPath = path.join(outputDirectory, "Joinpoints.ts");
+
+    try {
+      const outputFile = fs.openSync(outputPath, "w");
+      try {
+        generateEnums(
+          [{ name: "StorageClass", entries: ["NONE", "PRIVATE_EXTERN", "STATIC"] }],
+          outputFile,
+        );
+      } finally {
+        fs.closeSync(outputFile);
+      }
+
+      const output = fs.readFileSync(outputPath, "utf8");
+      expect(output).toContain('  STATIC: "STATIC",');
+      expect(output).toContain('  PRIVATE_EXTERN: "PRIVATE_EXTERN",');
+    } finally {
+      fs.rmSync(outputDirectory, { recursive: true, force: true });
+    }
+  });
+});
diff --git a/Lara-JS/scripts/generate-ts-joinpoints.ts b/Lara-JS/scripts/generate-ts-joinpoints.ts
index 9d6dbe111..e65555c3f 100644
--- a/Lara-JS/scripts/generate-ts-joinpoints.ts
+++ b/Lara-JS/scripts/generate-ts-joinpoints.ts
@@ -207,7 +207,7 @@ function generateEnum(e: ConvertedEnum, outputFile: number) {
  */\n`);
   fs.writeSync(outputFile, `export const ${e.name} = {\n`);
   e.entries.forEach((entry) => {
-    fs.writeSync(outputFile, `  ${entry}: "${entry.toLowerCase()}",\n`);
+    fs.writeSync(outputFile, `  ${entry}: "${entry}",\n`);
   });
   fs.writeSync(outputFile, `} as const;\n`);
   fs.writeSync(
diff --git a/LaraUtils/test/pt/up/fe/specs/lara/LaraSystemToolsTest.java b/LaraUtils/test/pt/up/fe/specs/lara/LaraSystemToolsTest.java
index b637071dd..80f81ca4f 100644
--- a/LaraUtils/test/pt/up/fe/specs/lara/LaraSystemToolsTest.java
+++ b/LaraUtils/test/pt/up/fe/specs/lara/LaraSystemToolsTest.java
@@ -126,7 +126,7 @@ void testRunCommand_withNullTimeout_handlesGracefully() {
         // Given
         String command = "echo hello";
         boolean printToConsole = false;
-        long timeoutNanos = 2000000000; // 2 seconds
+        Long timeoutNanos = null;
         
         // When
         ProcessOutputAsString result = LaraSystemTools.runCommand(command, workingDirectory, printToConsole, timeoutNanos);