diff --git a/src/cli.ts b/src/cli.ts
index 8ef0344..85cb439 100644
--- a/src/cli.ts
+++ b/src/cli.ts
@@ -18,9 +18,6 @@ import {
   parseHeaderSpec,
   renderOutput,
 } from "@slawek/sk-tools";
-import {
-  omitPermissionGuidColumns,
-} from "./cli/permission-utils.ts";
 
 type CliValues = {
   help?: boolean;
@@ -89,6 +86,16 @@ function usageCommand(command: string): string {
   }
 }
 
+function omitRecords(record: Record<string, unknown>, names: Set<string>): Record<string, unknown> {
+  return Object.fromEntries(
+    Object.entries(record).filter(([key]) => !names.has(key)),
+  );
+}
+
+function isRecord(value: unknown): value is Record<string, unknown> {
+  return value !== null && typeof value === "object" && !Array.isArray(value);
+}
+
 async function main(): Promise<void> {
   const argv = process.argv.slice(2);
   const command = argv[0];
@@ -138,9 +145,11 @@ async function main(): Promise<void> {
   const outputFormat = normalizeOutputFormat(typedValues.output);
   const result = await runCommand(command, typedValues);
   const filtered = outputFiltered(result, typedValues.query);
-  const output = command === "list-app-permissions" && typedValues.short
-    ? omitPermissionGuidColumns(filtered)
-    : filtered;
+  let output: unknown = filtered;
+  if (command === "list-app-permissions" && typedValues.short && Array.isArray(filtered) && filtered.every(isRecord)) {
+    const names = new Set(["resourceAppId", "permissionId"]);
+    output = filtered.map((item) => omitRecords(item, names));
+  }
   const headerSpec = command === "rest"
     ? parseHeaderSpec(undefined)
     : parseHeaderSpec(typedValues.header);
diff --git a/src/cli/permission-utils.ts b/src/cli/permission-utils.ts
deleted file mode 100644
index 8087249..0000000
--- a/src/cli/permission-utils.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-// SPDX-License-Identifier: MIT
-
-export function omitPermissionGuidColumns(value: unknown): unknown {
-  if (Array.isArray(value)) {
-    return value.map((item) => omitPermissionGuidColumns(item));
-  }
-  if (!value || typeof value !== "object") {
-    return value;
-  }
-  const { resourceAppId, permissionId, ...rest } = value as Record<string, unknown>;
-  void resourceAppId;
-  void permissionId;
-  return rest;
-}