diff --git a/package-lock.json b/package-lock.json
index e418b238..214bb2e0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -62,7 +62,7 @@
         "eslint-plugin-import": "^2.28.1",
         "eslint-plugin-prettier": "^5.0.0",
         "eslint-plugin-vitest": "^0.3.2",
-        "mockttp": "^3.9.2",
+        "mockttp": "^3.9.4",
         "oas-validator": "^5.0.8",
         "prettier": "^3.0.3",
         "prisma": "^5.4.1",
@@ -5855,68 +5855,6 @@
         "node": ">= 0.10.0"
       }
     },
-    "node_modules/express-graphql": {
-      "version": "0.11.0",
-      "resolved": "https://registry.npmjs.org/express-graphql/-/express-graphql-0.11.0.tgz",
-      "integrity": "sha512-IMYmF2aIBKKfo8c+EENBNR8FAy91QHboxfaHe1omCyb49GJXsToUgcjjIF/PfWJdzn0Ofp6JJvcsODQJrqpz2g==",
-      "deprecated": "This package is no longer maintained. We recommend using `graphql-http` instead. Please consult the migration document https://github.com/graphql/graphql-http#migrating-express-grpahql.",
-      "dev": true,
-      "dependencies": {
-        "accepts": "^1.3.7",
-        "content-type": "^1.0.4",
-        "http-errors": "1.8.0",
-        "raw-body": "^2.4.1"
-      },
-      "engines": {
-        "node": ">= 10.x"
-      },
-      "peerDependencies": {
-        "graphql": "^14.7.0 || ^15.3.0"
-      }
-    },
-    "node_modules/express-graphql/node_modules/depd": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
-      "integrity": "sha512-7emPTl6Dpo6JRXOXjLRxck+FlLRX5847cLKEn00PLAgc3g2hTZZgr+e4c2v6QpSmLeFP3n5yUo7ft6avBK/5jQ==",
-      "dev": true,
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/express-graphql/node_modules/http-errors": {
-      "version": "1.8.0",
-      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.8.0.tgz",
-      "integrity": "sha512-4I8r0C5JDhT5VkvI47QktDW75rNlGVsUf/8hzjCC/wkWI/jdTRmBb9aI7erSG82r1bjKY3F6k28WnsVxB1C73A==",
-      "dev": true,
-      "dependencies": {
-        "depd": "~1.1.2",
-        "inherits": "2.0.4",
-        "setprototypeof": "1.2.0",
-        "statuses": ">= 1.5.0 < 2",
-        "toidentifier": "1.0.0"
-      },
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/express-graphql/node_modules/statuses": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
-      "integrity": "sha512-OpZ3zP+jT1PI7I8nemJX4AKmAX070ZkYPVWV/AaKTJl+tXCTGyVdC1a4SL8RUQYEwk/f34ZX8UTykN68FwrqAA==",
-      "dev": true,
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/express-graphql/node_modules/toidentifier": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz",
-      "integrity": "sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw==",
-      "dev": true,
-      "engines": {
-        "node": ">=0.6"
-      }
-    },
     "node_modules/express/node_modules/body-parser": {
       "version": "1.20.1",
       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.1.tgz",
@@ -6764,6 +6702,18 @@
         "node": ">= 10.x"
       }
     },
+    "node_modules/graphql-http": {
+      "version": "1.22.0",
+      "resolved": "https://registry.npmjs.org/graphql-http/-/graphql-http-1.22.0.tgz",
+      "integrity": "sha512-9RBUlGJWBFqz9LwfpmAbjJL/8j/HCNkZwPBU5+Bfmwez+1Ay43DocMNQYpIWsWqH0Ftv6PTNAh2aRnnMCBJgLw==",
+      "dev": true,
+      "engines": {
+        "node": ">=12"
+      },
+      "peerDependencies": {
+        "graphql": ">=0.11 <=16"
+      }
+    },
     "node_modules/graphql-subscriptions": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/graphql-subscriptions/-/graphql-subscriptions-1.2.1.tgz",
@@ -8342,9 +8292,9 @@
       }
     },
     "node_modules/mockttp": {
-      "version": "3.9.2",
-      "resolved": "https://registry.npmjs.org/mockttp/-/mockttp-3.9.2.tgz",
-      "integrity": "sha512-DM24cqpXr9PtSbIv12GxEYH0yHEa6m6V8Pnl29akbwarLvQnvIBkLAoFG0x9pkQl5H57T6qjpNWuoFsL9dD4sw==",
+      "version": "3.9.4",
+      "resolved": "https://registry.npmjs.org/mockttp/-/mockttp-3.9.4.tgz",
+      "integrity": "sha512-EagdyT83RqAKWB2c+g3NdL1hEBcXl4Oeg6zIWDk9mq6JCAqsaIHySE78lvgGja2QjWOgosQaS1YtCaWkKaCFkw==",
       "dev": true,
       "dependencies": {
         "@graphql-tools/schema": "^8.5.0",
@@ -8364,8 +8314,8 @@
         "cross-fetch": "^3.1.5",
         "destroyable-server": "^1.0.0",
         "express": "^4.14.0",
-        "express-graphql": "^0.11.0",
         "graphql": "^14.0.2 || ^15.5",
+        "graphql-http": "^1.22.0",
         "graphql-subscriptions": "^1.1.0",
         "graphql-tag": "^2.12.6",
         "http-encoding": "^1.5.1",
diff --git a/package.json b/package.json
index bd57168d..87d69026 100644
--- a/package.json
+++ b/package.json
@@ -84,7 +84,7 @@
     "eslint-plugin-import": "^2.28.1",
     "eslint-plugin-prettier": "^5.0.0",
     "eslint-plugin-vitest": "^0.3.2",
-    "mockttp": "^3.9.2",
+    "mockttp": "^3.9.4",
     "oas-validator": "^5.0.8",
     "prettier": "^3.0.3",
     "prisma": "^5.4.1",