diff --git a/src/commands/service/get-display-name.test.ts b/src/commands/service/get-display-name.test.ts
index 8bb471a59..c5ea9bffe 100644
--- a/src/commands/service/get-display-name.test.ts
+++ b/src/commands/service/get-display-name.test.ts
@@ -19,29 +19,41 @@ describe("get display name", () => {
     const defaultBedrockFileObject = createTestBedrockYaml(
       false
     ) as BedrockFile;
-    jest.spyOn(fs, "existsSync").mockReturnValue(true);
-    jest.spyOn(bedrockYaml, "read").mockReturnValue(defaultBedrockFileObject);
-    jest.spyOn(process, "cwd").mockReturnValue("bedrock.yaml/");
+    jest.spyOn(fs, "existsSync").mockReturnValueOnce(true);
+    jest
+      .spyOn(bedrockYaml, "read")
+      .mockReturnValueOnce(defaultBedrockFileObject);
+    jest.spyOn(process, "cwd").mockReturnValueOnce("bedrock.yaml/");
     const consoleSpy = jest.spyOn(console, "log");
-    execute({ path: "./packages/service1" }, exitFn);
+    await execute({ path: "./packages/service1" }, exitFn);
     expect(consoleSpy).toHaveBeenCalledWith("service1");
     expect(exitFn).toBeCalledTimes(1);
     expect(exitFn).toBeCalledWith(0);
   });
-  it("negative test", async () => {
+  it("negative test: path missing", async () => {
     const exitFn = jest.fn();
-    execute({ path: "" }, exitFn);
+    await execute({ path: "" }, exitFn);
     expect(exitFn).toBeCalledTimes(1);
-    execute({ path: undefined }, exitFn);
     expect(exitFn).toBeCalledWith(1);
+  });
+  it("negative test: path as undefined", async () => {
+    const exitFn = jest.fn();
+    await execute({ path: undefined }, exitFn);
+    expect(exitFn).toBeCalledTimes(1);
+    expect(exitFn).toBeCalledWith(1);
+  });
+  it("negative test: service not found", async () => {
+    const exitFn = jest.fn();
     const defaultBedrockFileObject = createTestBedrockYaml(
       false
     ) as BedrockFile;
-    jest.spyOn(fs, "existsSync").mockReturnValue(true);
-    jest.spyOn(bedrockYaml, "read").mockReturnValue(defaultBedrockFileObject);
-    jest.spyOn(process, "cwd").mockReturnValue("bedrock.yaml/");
-    execute({ path: "./packages/service" }, exitFn); // should not exist
-    expect(exitFn).toBeCalledTimes(3);
+    jest.spyOn(fs, "existsSync").mockReturnValueOnce(true);
+    jest
+      .spyOn(bedrockYaml, "read")
+      .mockReturnValueOnce(defaultBedrockFileObject);
+    jest.spyOn(process, "cwd").mockReturnValueOnce("bedrock.yaml/");
+    await execute({ path: "./packages/service" }, exitFn); // should not exist
+    expect(exitFn).toBeCalledTimes(1);
     expect(exitFn).toBeCalledWith(1);
   });
 });
diff --git a/src/commands/service/get-display-name.ts b/src/commands/service/get-display-name.ts
index 3ae8645bb..c83c766a3 100644
--- a/src/commands/service/get-display-name.ts
+++ b/src/commands/service/get-display-name.ts
@@ -26,35 +26,33 @@ export const execute = async (
     if (!opts.path) {
       throw buildError(
         errorStatusCode.VALIDATION_ERR,
-        "service-get-display-name-path-missing-param-err"
+        "service-get-display-name-cmd-path-missing-param-err"
       );
     }
+
+    // bedrockFile will always be return
+    // it cannot be null or undefined.
     const bedrockFile = readBedrockYaml(process.cwd());
-    if (!bedrockFile) {
-      throw buildError(
-        errorStatusCode.FILE_IO_ERR,
-        "service-get-display-name-bedrock-yaml-missing-err"
-      );
-    }
 
-    const serviceIndex = Object.keys(bedrockFile.services).find(
-      (index) => opts.path === bedrockFile.services[+index].path
+    // bedrockFile.services is an array
+    const serviceConfig = bedrockFile.services.find(
+      (config) => opts.path === config.path
     );
 
-    if (serviceIndex) {
-      console.log(bedrockFile.services[+serviceIndex].displayName);
+    if (serviceConfig) {
+      console.log(serviceConfig.displayName);
       await exitFn(0);
+    } else {
+      throw buildError(errorStatusCode.ENV_SETTING_ERR, {
+        errorKey: "service-get-display-name-cmd-service-name-not-found-err",
+        values: [opts.path],
+      });
     }
-
-    throw buildError(errorStatusCode.ENV_SETTING_ERR, {
-      errorKey: "service-get-display-name-err",
-      values: [opts.path],
-    });
   } catch (err) {
     logError(
       buildError(
         errorStatusCode.VALIDATION_ERR,
-        "service-get-display-name-generic-err",
+        "service-get-display-name-cmd-failed",
         err
       )
     );
diff --git a/src/lib/i18n.json b/src/lib/i18n.json
index c112feae4..1ea4c4255 100644
--- a/src/lib/i18n.json
+++ b/src/lib/i18n.json
@@ -159,10 +159,10 @@
     "introspect-dashboard-cmd-launch-pre-req-err": "Requirements to launch dashboard were not met.",
     "introspect-dashboard-cmd-launch-err": "Could not launch dashboard docker container.",
 
-    "service-get-display-name-path-missing-param-err": "Value for path parameter was missing. This is required for running get-display-command. Provide it.",
-    "service-get-display-name-bedrock-yaml-missing-err": "Could not find bedrock.yaml in current directory. Make sure to run this from a directory that contains bedrock.yaml.",
-    "service-get-display-name-err": "Could not find a service for path {0}. Make sure that the specified path is valid.",
-    "service-get-display-name-generic-err": "Error occurred while getting display name.",
+    "service-get-display-name-cmd-failed": "Service get display name command was not successfully executed.",
+    "service-get-display-name-cmd-path-missing-param-err": "Value for path parameter was missing. This is required for running get-display-command. Provide it.",
+    "service-get-display-name-cmd-service-name-not-found-err": "Could not find a service for path {0}. Make sure that the specified path is valid.",
+
     "az-cli-login-err": "Could not login through azure cli.",
     "az-cli-create-sp-err": "Could not create service principal with azure cli",