diff --git a/src/controllers/json-rpc/about/index.js b/src/controllers/json-rpc/about/index.js
index 08e5221..6f3948a 100644
--- a/src/controllers/json-rpc/about/index.js
+++ b/src/controllers/json-rpc/about/index.js
@@ -8,7 +8,7 @@ const jsonrpc = require('jsonrpc-lite')
 // Local libraries
 const aboutStr = require('../../../../config/about')
 
-class AuthRPC {
+class AboutRPC {
   constructor (localConfig) {
     // Encapsulate dependencies
     this.jsonrpc = jsonrpc
@@ -42,4 +42,4 @@ class AuthRPC {
   }
 }
 
-module.exports = AuthRPC
+module.exports = AboutRPC
diff --git a/test/unit/controllers/json-rpc/a12-validators.unit.js b/test/unit/controllers/json-rpc/a12-validators.unit.js
index 8aefb7f..5677147 100644
--- a/test/unit/controllers/json-rpc/a12-validators.unit.js
+++ b/test/unit/controllers/json-rpc/a12-validators.unit.js
@@ -229,8 +229,9 @@ describe('#validators', () => {
 
     it('should throw an error if user can not be found', async () => {
       try {
-        // Force an error
-        sandbox.stub(uut.UserModel, 'findById').rejects(new Error('test error'))
+        // Mock external dependencies.
+        sandbox.stub(uut.jwt, 'verify').returns(true)
+        sandbox.stub(uut.UserModel, 'findById').resolves(null)
 
         // Generate the parsed data that the main router would pass to this
         // endpoint.
@@ -243,15 +244,38 @@ describe('#validators', () => {
         const jsonStr = JSON.stringify(userCall, null, 2)
         const rpcData = jsonrpc.parse(jsonStr)
 
+        await uut.ensureTargetUserOrAdmin(rpcData)
+
+        assert.fail('Unexpected code path')
+      } catch (err) {
+        // console.log(err)
+        assert.include(err.message, 'User not found!')
+      }
+    })
+
+    it('should throw an error if JWT is from a different user', async () => {
+      try {
         // Mock external dependencies.
         sandbox.stub(uut.jwt, 'verify').returns(true)
+        sandbox.stub(uut.UserModel, 'findById').resolves({ _id: 'badId' })
+
+        // Generate the parsed data that the main router would pass to this
+        // endpoint.
+        const id = uid()
+        const userCall = jsonrpc.request(id, 'users', {
+          endpoint: 'deleteUser',
+          apiToken: 'fakeJWTToken',
+          userId: 'abc123'
+        })
+        const jsonStr = JSON.stringify(userCall, null, 2)
+        const rpcData = jsonrpc.parse(jsonStr)
 
         await uut.ensureTargetUserOrAdmin(rpcData)
 
         assert.fail('Unexpected code path')
       } catch (err) {
         // console.log(err)
-        assert.include(err.message, 'test error')
+        assert.include(err.message, 'User is neither admin nor target user.')
       }
     })
 
diff --git a/test/unit/controllers/json-rpc/about.json-rpc.controller.unit.js b/test/unit/controllers/json-rpc/about.json-rpc.controller.unit.js
new file mode 100644
index 0000000..39cac34
--- /dev/null
+++ b/test/unit/controllers/json-rpc/about.json-rpc.controller.unit.js
@@ -0,0 +1,38 @@
+/*
+  Unit tests for the json-rpc/about/index.js file.
+*/
+
+// Public npm libraries
+const sinon = require('sinon')
+const assert = require('chai').assert
+
+// Local libraries
+const AboutRPC = require('../../../../src/controllers/json-rpc/about')
+
+describe('#AboutRPC', () => {
+  let uut
+  let sandbox
+
+  beforeEach(() => {
+    sandbox = sinon.createSandbox()
+
+    uut = new AboutRPC()
+  })
+
+  afterEach(() => sandbox.restore())
+
+  describe('#aboutRouter', () => {
+    it('should return information about the service', async () => {
+      const result = await uut.aboutRouter()
+      // console.log('result: ', result)
+
+      assert.property(result, 'success')
+      assert.equal(result.success, true)
+      assert.property(result, 'status')
+      assert.equal(result.status, 200)
+      assert.property(result, 'message')
+      assert.property(result, 'endpoint')
+      assert.equal(result.endpoint, 'about')
+    })
+  })
+})