diff --git a/package-lock.json b/package-lock.json
index a6169252..80dee2ee 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,7 +27,7 @@
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-        "@grpc/proto-loader": "^0.7.3",
+        "@grpc/proto-loader": "^0.7.7",
         "@pact-foundation/pact-js-prettier-config": "^1.0.0",
         "@snyk/protect": "^1.1118.0",
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@@ -280,15 +280,14 @@
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-      "resolved": "https://registry.npmjs.org/@grpc/proto-loader/-/proto-loader-0.7.7.tgz",
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-        "long": "^4.0.0",
-        "protobufjs": "^7.0.0",
+        "long": "^5.0.0",
+        "protobufjs": "^7.2.5",
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@@ -679,12 +678,6 @@
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-    "node_modules/@types/long": {
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-      "resolved": "https://registry.npmjs.org/@types/long/-/long-4.0.2.tgz",
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@@ -5040,9 +5033,9 @@
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       "dev": true
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@@ -6248,12 +6241,6 @@
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-      "resolved": "https://registry.npmjs.org/long/-/long-5.2.3.tgz",
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@@ -8040,15 +8027,14 @@
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-      "resolved": "https://registry.npmjs.org/@grpc/proto-loader/-/proto-loader-0.7.7.tgz",
-      "integrity": "sha512-1TIeXOi8TuSCQprPItwoMymZXxWT0CPxUhkrkeCUH+D8U7QDwQ6b7SUz2MaLuWM2llT+J/TVFLmQI5KtML3BhQ==",
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+      "resolved": "https://registry.npmjs.org/@grpc/proto-loader/-/proto-loader-0.7.13.tgz",
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       "dev": true,
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         "lodash.camelcase": "^4.3.0",
-        "long": "^4.0.0",
-        "protobufjs": "^7.0.0",
+        "long": "^5.0.0",
+        "protobufjs": "^7.2.5",
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@@ -8396,12 +8382,6 @@
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       "dev": true
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-    "@types/long": {
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-      "resolved": "https://registry.npmjs.org/@types/long/-/long-4.0.2.tgz",
-      "integrity": "sha512-MqTGEo5bj5t157U6fA/BiDynNkn0YknVdh48CMPkTSpFTVmvao5UQmm7uEF6xBEo7qIMAlY/JSleYaE6VOdpaA==",
-      "dev": true
-    },
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       "resolved": "https://registry.npmjs.org/@types/mime/-/mime-1.3.2.tgz",
@@ -11611,9 +11591,9 @@
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-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/long/-/long-4.0.0.tgz",
-      "integrity": "sha512-XsP+KhQif4bjX1kbuSiySJFNAehNxgLb6hPRGJ9QsUr8ajHkuXGdrHmFUTUUXhDwVX2R5bY4JNZEwbUiMhV+MA==",
+      "version": "5.2.3",
+      "resolved": "https://registry.npmjs.org/long/-/long-5.2.3.tgz",
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       "dev": true
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     "lru-cache": {
@@ -12511,14 +12491,6 @@
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         "@types/node": ">=13.7.0",
         "long": "^5.0.0"
-      },
-      "dependencies": {
-        "long": {
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-          "resolved": "https://registry.npmjs.org/long/-/long-5.2.3.tgz",
-          "integrity": "sha512-lcHwpNoggQTObv5apGNCTdJrO69eHOZMi4BNC+rTLER8iHAqGrUVeLh/irVIM7zTw2bOXA8T6uNPeujwOLg/2Q==",
-          "dev": true
-        }
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     "proxy-addr": {
diff --git a/package.json b/package.json
index c8ec9fbd..6d9bb5e2 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
   },
   "devDependencies": {
     "@grpc/grpc-js": "^1.8.0",
-    "@grpc/proto-loader": "^0.7.3",
+    "@grpc/proto-loader": "^0.7.7",
     "@pact-foundation/pact-js-prettier-config": "^1.0.0",
     "@snyk/protect": "^1.1118.0",
     "@tsconfig/node14": "^1.0.3",