diff --git a/src/m365/spo/commands/user/user-get.spec.ts b/src/m365/spo/commands/user/user-get.spec.ts
index 45970212ec6..345c4a3974c 100644
--- a/src/m365/spo/commands/user/user-get.spec.ts
+++ b/src/m365/spo/commands/user/user-get.spec.ts
@@ -448,6 +448,16 @@ describe(commands.USER_GET, () => {
     assert.notStrictEqual(actual, true);
   });
 
+  it('fails validation if id is a negative number', async () => {
+    const actual = await command.validate({ options: { webUrl: validWebUrl, id: -1 } }, commandInfo);
+    assert.notStrictEqual(actual, true);
+  });
+
+  it('fails validation if id is a float number', async () => {
+    const actual = await command.validate({ options: { webUrl: validWebUrl, id: 1.5 } }, commandInfo);
+    assert.notStrictEqual(actual, true);
+  });
+
   it('fails validation if userName is not a valid user principal name', async () => {
     const actual = await command.validate({ options: { webUrl: validWebUrl, userName: 'invalid' } }, commandInfo);
     assert.notStrictEqual(actual, true);
diff --git a/src/m365/spo/commands/user/user-get.ts b/src/m365/spo/commands/user/user-get.ts
index b1787fe388a..6a20c6176ab 100644
--- a/src/m365/spo/commands/user/user-get.ts
+++ b/src/m365/spo/commands/user/user-get.ts
@@ -99,15 +99,14 @@ class SpoUserGetCommand extends SpoCommand {
   }
 
   #initTypes(): void {
-    this.types.string.push('webUrl', 'id', 'email', 'loginName', 'userName', 'entraGroupId', 'entraGroupName');
+    this.types.string.push('webUrl', 'email', 'loginName', 'userName', 'entraGroupId', 'entraGroupName');
   }
 
   #initValidators(): void {
     this.validators.push(
       async (args: CommandArgs) => {
-        if (args.options.id &&
-          typeof args.options.id !== 'number') {
-          return `Specified id ${args.options.id} is not a number`;
+        if (args.options.id && !validation.isValidPositiveInteger(args.options.id)) {
+          return `Specified id ${args.options.id} is not a valid number.`;
         }
 
         if (args.options.entraGroupId && !validation.isValidGuid(args.options.entraGroupId)) {