diff --git a/exercises/udacity-c2-restapi/package-lock.json b/exercises/udacity-c2-restapi/package-lock.json
index 0458c6fe..e0bf5851 100644
--- a/exercises/udacity-c2-restapi/package-lock.json
+++ b/exercises/udacity-c2-restapi/package-lock.json
@@ -87,6 +87,14 @@
       "integrity": "sha512-aRnpPa7ysx3aNW60hTiCtLHlQaIFsXFCgQlpakNgDNVFzbtusSY8PwjAQgRWfSk0ekNoBjO51eQRB6upA9uuyw==",
       "dev": true
     },
+    "@types/debug": {
+      "version": "4.1.12",
+      "resolved": "https://registry.npmjs.org/@types/debug/-/debug-4.1.12.tgz",
+      "integrity": "sha512-vIChWdVG3LG1SMxEvI/AK+FWJthlrqlTu7fbrlywTkkaONwk/UAGaULXRlf8vkzFBLVm0zkMdCquhL5aOjhXPQ==",
+      "requires": {
+        "@types/ms": "*"
+      }
+    },
     "@types/express": {
       "version": "4.17.4",
       "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.4.tgz",
@@ -135,11 +143,15 @@
       "integrity": "sha512-FwI9gX75FgVBJ7ywgnq/P7tw+/o1GUbtP0KzbtusLigAOgIgNISRK0ZPl4qertvXSIE8YbsVJueQ90cDt9YYyw==",
       "dev": true
     },
+    "@types/ms": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/@types/ms/-/ms-2.1.0.tgz",
+      "integrity": "sha512-GsCCIZDE/p3i96vtEqx+7dBUGXrc7zeSK3wwPHIaRThS+9OhWIXRqzs4d6k1SVU8g91DrNRWxWUGhp5KXQb2VA=="
+    },
     "@types/node": {
       "version": "11.15.9",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-11.15.9.tgz",
-      "integrity": "sha512-NcOiyA/gxMAounNa4IPm/e13kYqU48onEarMnbLzz3ynEdlxFKYFoBbMBSefAHJR77r9MCtD88J0Z2TVtNsBbw==",
-      "dev": true
+      "integrity": "sha512-NcOiyA/gxMAounNa4IPm/e13kYqU48onEarMnbLzz3ynEdlxFKYFoBbMBSefAHJR77r9MCtD88J0Z2TVtNsBbw=="
     },
     "@types/qs": {
       "version": "6.9.1",
@@ -237,11 +249,6 @@
         "color-convert": "^1.9.0"
       }
     },
-    "any-promise": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/any-promise/-/any-promise-1.3.0.tgz",
-      "integrity": "sha1-q8av7tzqUugJzcA3au0845Y10X8="
-    },
     "aproba": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/aproba/-/aproba-1.2.0.tgz",
@@ -431,11 +438,6 @@
         }
       }
     },
-    "bluebird": {
-      "version": "3.7.2",
-      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.7.2.tgz",
-      "integrity": "sha512-XpNj6GDQzdfW+r2Wnn7xiSAd7TM3jzkxGXBGTtWKuSXv1xUV+azxAm8jdWZN06QTQk+2N2XB9jRDkvbmQmcRtg=="
-    },
     "body-parser": {
       "version": "1.19.0",
       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.19.0.tgz",
@@ -657,15 +659,6 @@
         }
       }
     },
-    "cls-bluebird": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/cls-bluebird/-/cls-bluebird-2.1.0.tgz",
-      "integrity": "sha1-N+8eCAqP+1XC9BZPU28ZGeeWiu4=",
-      "requires": {
-        "is-bluebird": "^1.0.2",
-        "shimmer": "^1.1.0"
-      }
-    },
     "code-point-at": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
@@ -1342,9 +1335,9 @@
       }
     },
     "inflection": {
-      "version": "1.12.0",
-      "resolved": "https://registry.npmjs.org/inflection/-/inflection-1.12.0.tgz",
-      "integrity": "sha1-ogCTVlbW9fa8TcdQLhrstwMihBY="
+      "version": "1.13.4",
+      "resolved": "https://registry.npmjs.org/inflection/-/inflection-1.13.4.tgz",
+      "integrity": "sha512-6I/HUDeYFfuNCVS3td055BaXBwKYuzw7K3ExVMStBowKo9oOAMJIXIHvdyR3iboTCp1b+1i5DSkIZTcwIktuDw=="
     },
     "inflight": {
       "version": "1.0.6",
@@ -1382,11 +1375,6 @@
       "integrity": "sha1-d8mYQFJ6qOyxqLppe4BkWnqSap0=",
       "dev": true
     },
-    "is-bluebird": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/is-bluebird/-/is-bluebird-1.0.2.tgz",
-      "integrity": "sha1-CWQ5Bg9KpBGr7hkUOoTWpVNG1uI="
-    },
     "is-buffer": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-2.0.4.tgz",
@@ -1559,9 +1547,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lodash.defaults": {
       "version": "4.2.0",
@@ -1796,22 +1784,22 @@
       }
     },
     "moment": {
-      "version": "2.24.0",
-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.24.0.tgz",
-      "integrity": "sha512-bV7f+6l2QigeBBZSM/6yTNq4P2fNpSWj/0e7jQcy87A8e7o2nAfP/34/2ky5Vw4B9S446EtIhodAzkFCcR4dQg=="
+      "version": "2.30.1",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.30.1.tgz",
+      "integrity": "sha512-uEmtNhbDOrWPFS+hdjFCBfy9f2YoyzRpwcl+DqpC6taX21FzsTLQVbMV/W7PzNSX6x/bhC1zA3c2UQ5NzH6how=="
     },
     "moment-timezone": {
-      "version": "0.5.28",
-      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.28.tgz",
-      "integrity": "sha512-TDJkZvAyKIVWg5EtVqRzU97w0Rb0YVbfpqyjgu6GwXCAohVRqwZjf4fOzDE6p1Ch98Sro/8hQQi65WDXW5STPw==",
+      "version": "0.5.48",
+      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.48.tgz",
+      "integrity": "sha512-f22b8LV1gbTO2ms2j2z13MuPogNoh5UzxL3nzNAYKGraILnbGc9NEE6dyiiiLv46DGRb8A4kg8UKWLjPthxBHw==",
       "requires": {
-        "moment": ">= 2.9.0"
+        "moment": "^2.29.4"
       }
     },
     "ms": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
-      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+      "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
     },
     "nan": {
       "version": "2.14.0",
@@ -2366,12 +2354,9 @@
       }
     },
     "retry-as-promised": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/retry-as-promised/-/retry-as-promised-3.2.0.tgz",
-      "integrity": "sha512-CybGs60B7oYU/qSQ6kuaFmRd9sTZ6oXSc0toqePvV74Ac6/IFZSI1ReFQmtCN+uvW1Mtqdwpvt/LGOiCBAY2Mg==",
-      "requires": {
-        "any-promise": "^1.3.0"
-      }
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/retry-as-promised/-/retry-as-promised-5.0.0.tgz",
+      "integrity": "sha512-6S+5LvtTl2ggBumk04hBo/4Uf6fRJUwIgunGZ7CYEBCeufGFW1Pu6ucUf/UskHeWOIsUcLOGLFXPig5tR5V1nA=="
     },
     "rimraf": {
       "version": "2.7.1",
@@ -2444,51 +2429,62 @@
       }
     },
     "sequelize": {
-      "version": "5.21.5",
-      "resolved": "https://registry.npmjs.org/sequelize/-/sequelize-5.21.5.tgz",
-      "integrity": "sha512-n9hR5K4uQGmBGK/Y/iqewCeSFmKVsd0TRnh0tfoLoAkmXbKC4tpeK96RhKs7d+TTMtrJlgt2TNLVBaAxEwC4iw==",
-      "requires": {
-        "bluebird": "^3.5.0",
-        "cls-bluebird": "^2.1.0",
-        "debug": "^4.1.1",
-        "dottie": "^2.0.0",
-        "inflection": "1.12.0",
-        "lodash": "^4.17.15",
-        "moment": "^2.24.0",
-        "moment-timezone": "^0.5.21",
-        "retry-as-promised": "^3.2.0",
-        "semver": "^6.3.0",
-        "sequelize-pool": "^2.3.0",
+      "version": "6.19.1",
+      "resolved": "https://registry.npmjs.org/sequelize/-/sequelize-6.19.1.tgz",
+      "integrity": "sha512-iTgi0y6q6XCFf2+Tzclhpe/EBVlCNOSl5fLNmquAmrgfOsDzEoPbceu0TXmrEe9osYHscX295awi0+dTDR1qzQ==",
+      "requires": {
+        "@types/debug": "^4.1.7",
+        "@types/validator": "^13.7.1",
+        "debug": "^4.3.3",
+        "dottie": "^2.0.2",
+        "inflection": "^1.13.2",
+        "lodash": "^4.17.21",
+        "moment": "^2.29.1",
+        "moment-timezone": "^0.5.34",
+        "pg-connection-string": "^2.5.0",
+        "retry-as-promised": "^5.0.0",
+        "semver": "^7.3.5",
+        "sequelize-pool": "^7.1.0",
         "toposort-class": "^1.0.1",
-        "uuid": "^3.3.3",
-        "validator": "^10.11.0",
-        "wkx": "^0.4.8"
+        "uuid": "^8.3.2",
+        "validator": "^13.7.0",
+        "wkx": "^0.5.0"
       },
       "dependencies": {
+        "@types/validator": {
+          "version": "13.15.10",
+          "resolved": "https://registry.npmjs.org/@types/validator/-/validator-13.15.10.tgz",
+          "integrity": "sha512-T8L6i7wCuyoK8A/ZeLYt1+q0ty3Zb9+qbSSvrIVitzT3YjZqkTZ40IbRsPanlB4h1QB3JVL1SYCdR6ngtFYcuA=="
+        },
         "debug": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "version": "4.4.3",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.3.tgz",
+          "integrity": "sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA==",
           "requires": {
-            "ms": "^2.1.1"
+            "ms": "^2.1.3"
           }
         },
+        "pg-connection-string": {
+          "version": "2.9.1",
+          "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-2.9.1.tgz",
+          "integrity": "sha512-nkc6NpDcvPVpZXxrreI/FOtX3XemeLl8E0qFr6F2Lrm/I8WOnaWNhIPK2Z7OHpw7gh5XJThi6j6ppgNoaT1w4w=="
+        },
         "semver": {
-          "version": "6.3.0",
-          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
-          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw=="
+          "version": "7.7.3",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.3.tgz",
+          "integrity": "sha512-SdsKMrI9TdgjdweUSR9MweHA4EJ8YxHn8DFaDisvhVlUOe4BF1tLD7GAj0lIqWVl+dPb/rExr0Btby5loQm20Q=="
         },
         "uuid": {
-          "version": "3.4.0",
-          "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz",
-          "integrity": "sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A=="
+          "version": "8.3.2",
+          "resolved": "https://registry.npmjs.org/uuid/-/uuid-8.3.2.tgz",
+          "integrity": "sha512-+NYs2QeMWy+GWFOEm9xnn6HCDp0l7QBD7ml8zLUmJ+93Q5NF0NocErnwkTkXVFNiX3/fpC6afS8Dhb/gz7R7eg=="
         }
       }
     },
     "sequelize-pool": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/sequelize-pool/-/sequelize-pool-2.3.0.tgz",
-      "integrity": "sha512-Ibz08vnXvkZ8LJTiUOxRcj1Ckdn7qafNZ2t59jYHMX1VIebTAOYefWdRYFt6z6+hy52WGthAHAoLc9hvk3onqA=="
+      "version": "7.1.0",
+      "resolved": "https://registry.npmjs.org/sequelize-pool/-/sequelize-pool-7.1.0.tgz",
+      "integrity": "sha512-G9c0qlIWQSK29pR/5U2JF5dDQeqqHRragoyahj/Nx4KOOQ3CPPfzxnfqFPCSB7x5UgjOgnZ61nSxz+fjDpRlJg=="
     },
     "sequelize-typescript": {
       "version": "0.6.11",
@@ -2570,11 +2566,6 @@
       "integrity": "sha512-vFwSUfQvqybiICwZY5+DAWIPLKsWO31Q91JSKl3UYv+K5c2QRPzn0qzec6QPu1Qc9eHYItiP3NdJqNVqetYAww==",
       "dev": true
     },
-    "shimmer": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/shimmer/-/shimmer-1.2.1.tgz",
-      "integrity": "sha512-sQTKC1Re/rM6XyFM6fIAGHRPVGvyXfgzIDvzoq608vM+jeyVD0Tu1E6Np0Kc2zAIFWIj963V2800iF/9LPieQw=="
-    },
     "signal-exit": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.3.tgz",
@@ -2647,6 +2638,14 @@
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
       "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow="
     },
+    "string_decoder": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+      "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+      "requires": {
+        "safe-buffer": "~5.1.0"
+      }
+    },
     "string-width": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
@@ -2699,14 +2698,6 @@
         "es-abstract": "^1.17.5"
       }
     },
-    "string_decoder": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
-      "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
-      "requires": {
-        "safe-buffer": "~5.1.0"
-      }
-    },
     "strip-ansi": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
@@ -2998,9 +2989,9 @@
       }
     },
     "validator": {
-      "version": "10.11.0",
-      "resolved": "https://registry.npmjs.org/validator/-/validator-10.11.0.tgz",
-      "integrity": "sha512-X/p3UZerAIsbBfN/IwahhYaBbY68EN/UQBWHtsbXGT5bfrH/p4NQzUCG1kF/rtKaNpnJ7jAu6NGTdSNtyNIXMw=="
+      "version": "13.15.23",
+      "resolved": "https://registry.npmjs.org/validator/-/validator-13.15.23.tgz",
+      "integrity": "sha512-4yoz1kEWqUjzi5zsPbAS/903QXSYp0UOtHsPpp7p9rHAw/W+dkInskAE386Fat3oKRROwO98d9ZB0G4cObgUyw=="
     },
     "vary": {
       "version": "1.1.2",
@@ -3031,18 +3022,11 @@
       }
     },
     "wkx": {
-      "version": "0.4.8",
-      "resolved": "https://registry.npmjs.org/wkx/-/wkx-0.4.8.tgz",
-      "integrity": "sha512-ikPXMM9IR/gy/LwiOSqWlSL3X/J5uk9EO2hHNRXS41eTLXaUFEVw9fn/593jW/tE5tedNg8YjT5HkCa4FqQZyQ==",
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/wkx/-/wkx-0.5.0.tgz",
+      "integrity": "sha512-Xng/d4Ichh8uN4l0FToV/258EjMGU9MGcA0HV2d9B/ZpZB3lqQm7nkOdZdm5GhKtLLhAE7PiVQwN4eN+2YJJUg==",
       "requires": {
         "@types/node": "*"
-      },
-      "dependencies": {
-        "@types/node": {
-          "version": "13.9.8",
-          "resolved": "https://registry.npmjs.org/@types/node/-/node-13.9.8.tgz",
-          "integrity": "sha512-1WgO8hsyHynlx7nhP1kr0OFzsgKz5XDQL+Lfc3b1Q3qIln/n8cKD4m09NJ0+P1Rq7Zgnc7N0+SsMnoD1rEb0kA=="
-        }
       }
     },
     "wrap-ansi": {
diff --git a/exercises/udacity-c2-restapi/package.json b/exercises/udacity-c2-restapi/package.json
index 52a5de4a..ddcb8763 100644
--- a/exercises/udacity-c2-restapi/package.json
+++ b/exercises/udacity-c2-restapi/package.json
@@ -27,7 +27,7 @@
     "jsonwebtoken": "^8.5.1",
     "pg": "^7.11.0",
     "reflect-metadata": "^0.1.13",
-    "sequelize": "^5.15.1",
+    "sequelize": "^6.19.1",
     "sequelize-typescript": "^0.6.11"
   },
   "devDependencies": {