diff --git a/test/index.test.ts b/test/index.test.ts
index 0fd7c80..f10a97a 100644
--- a/test/index.test.ts
+++ b/test/index.test.ts
@@ -109,6 +109,9 @@ const Model = sequelize.define('people', {
   status: {
     type: Sequelize.STRING,
     defaultValue: 'pending'
+  },
+  profile: {
+    type: Sequelize.JSONB
   }
 }, {
   freezeTableName: true,
@@ -996,6 +999,47 @@ describe('Feathers Sequelize Service', () => {
         });
         expect(responseMulti).to.deep.equal([]);
       });
+
+      it('can query by JSON fields', async () => {
+        await app.service('people').create({
+          name: 'Dave',
+          profile: { type: 'find' }
+        });
+
+        const found = await app.service('people').find({
+          query: {
+            'profile.type': 'find'
+          }
+        }) as any;
+
+        assert.strictEqual(found.length, 1);
+        assert.deepStrictEqual(found[0].profile, { type: 'find' });
+      });
+
+      it('Can update nested JSON fields', async () => {
+        const created = await app.service('people').create({
+          name: 'Dave',
+          profile: {
+            location: {
+              city: 'Memphis',
+              state: 'Tennessee'
+            }
+          }
+        });
+
+        const patched = await app.service('people').patch(created.id, {
+          name: 'David',
+          'profile.location.city': 'Nashville'
+        }) as any;
+
+        assert.strictEqual(patched.name, 'David');
+        assert.deepStrictEqual(patched.profile, {
+          location: {
+            city: 'Nashville',
+            state: 'Tennessee'
+          }
+        });
+      });
     });
 
     describe('raw Service', () => {
@@ -1139,6 +1183,47 @@ describe('Feathers Sequelize Service', () => {
         expect(results).to.be.an('array').with.lengthOf(1);
         expect(results[0]).to.be.an.instanceof(Model);
       });
+
+      it('can query by JSON fields', async () => {
+        await app.service('people').create({
+          name: 'Dave',
+          profile: { type: 'find' }
+        });
+
+        const found = await app.service('people').find({
+          query: {
+            'profile.type': 'find'
+          }
+        }) as any;
+
+        assert.strictEqual(found.length, 1);
+        assert.deepStrictEqual(found[0].profile, { type: 'find' });
+      });
+
+      it('Can update nested JSON fields', async () => {
+        const created = await app.service('people').create({
+          name: 'Dave',
+          profile: {
+            location: {
+              city: 'Memphis',
+              state: 'Tennessee'
+            }
+          }
+        });
+
+        const patched = await app.service('people').patch(created.id, {
+          name: 'David',
+          'profile.location.city': 'Nashville'
+        }) as any;
+
+        assert.strictEqual(patched.name, 'David');
+        assert.deepStrictEqual(patched.profile, {
+          location: {
+            city: 'Nashville',
+            state: 'Tennessee'
+          }
+        });
+      });
     });
   });