diff --git a/package-lock.json b/package-lock.json
index fb4fcfa..d7297db 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7686,18 +7686,18 @@
       }
     },
     "mongodb-memory-server": {
-      "version": "6.7.0",
-      "resolved": "https://verdaccio.lossless.one/mongodb-memory-server/-/mongodb-memory-server-6.7.0.tgz",
-      "integrity": "sha512-vCXvDfi2Sbvg6/Ww0LBRbp5FZtqeFA1zLJeF4wlwU7IBwcop3zI75nq+dm6hlMzLGVIsLhN5fb1Ps8hztz3TFw==",
+      "version": "6.7.2",
+      "resolved": "https://verdaccio.lossless.one/mongodb-memory-server/-/mongodb-memory-server-6.7.2.tgz",
+      "integrity": "sha512-isWtb1HM8z9wdLgOe4YZJjJGPRsDQfPh4X1cJfdUJcdRDl0A5Ullck6Yby2JYnTH9SFQaUePhi4RQnmQW98eNQ==",
       "dev": true,
       "requires": {
-        "mongodb-memory-server-core": "6.7.0"
+        "mongodb-memory-server-core": "6.7.2"
       }
     },
     "mongodb-memory-server-core": {
-      "version": "6.7.0",
-      "resolved": "https://verdaccio.lossless.one/mongodb-memory-server-core/-/mongodb-memory-server-core-6.7.0.tgz",
-      "integrity": "sha512-N6pQqS6KjOGcfdydDgJ0ddaaifM8Ee6BtP+nFQIDjon76pvOtPuR8PddXM/tWeSv5fNhPx00/ILZCmpE8IiwLw==",
+      "version": "6.7.2",
+      "resolved": "https://verdaccio.lossless.one/mongodb-memory-server-core/-/mongodb-memory-server-core-6.7.2.tgz",
+      "integrity": "sha512-SZ2Nw+4xZvRJ9r2q3mcE0rf8fz8u5FP1qvFydom6Q1VfDGR+rlunVPw/raw2JvuprbkxzpA1RQSiutnk4YLnCQ==",
       "dev": true,
       "requires": {
         "@types/tmp": "^0.2.0",
diff --git a/package.json b/package.json
index 774f1dc..6f04adf 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "@types/mongodb-memory-server": "^2.3.0",
     "@types/node": "^14.6.4",
     "@types/shortid": "0.0.29",
-    "mongodb-memory-server": "^6.7.0",
+    "mongodb-memory-server": "^6.7.2",
     "tslint": "^6.1.3",
     "tslint-config-prettier": "^1.18.0"
   },
diff --git a/test/test.ts b/test/test.ts
index 4597eca..a5d48d1 100644
--- a/test/test.ts
+++ b/test/test.ts
@@ -95,7 +95,7 @@ tap.test('should save the car to the db', async () => {
   } while (counter < 2000);
 });
 
-tap.test('expect to get instance of Car', async () => {
+tap.test('expect to get instance of Car with shallow match', async () => {
   let counter = 0;
   do {
     const timeStart = Date.now();
@@ -103,11 +103,13 @@ tap.test('expect to get instance of Car', async () => {
       brand: 'Renault',
     });
     console.log(`took ${Date.now() - timeStart}`);
+    expect(myCars[0].deepData.sodeep).to.equal('yes');
+    expect(myCars[0].brand).to.equal('Renault');
     counter++;
   } while (counter < 30);
 });
 
-tap.test('expect to get instance of Car', async () => {
+tap.test('expect to get instance of Car with deep match', async () => {
   let counter = 0;
   do {
     const timeStart = Date.now();
@@ -115,6 +117,8 @@ tap.test('expect to get instance of Car', async () => {
       'deepData.sodeep': 'yes',
     } as any);
     console.log(`took ${Date.now() - timeStart}`);
+    expect(myCars2[0].deepData.sodeep).to.equal('yes');
+    expect(myCars2[0].brand).to.equal('Volvo');
     counter++;
   } while (counter < 30);
 });