diff --git a/tools/proto2jsonschema/package-lock.json b/tools/proto2jsonschema/package-lock.json
index 8fa72b09..349eb48e 100644
--- a/tools/proto2jsonschema/package-lock.json
+++ b/tools/proto2jsonschema/package-lock.json
@@ -6,7 +6,7 @@
     "": {
       "dependencies": {
         "flat": "^6.0.0",
-        "protobufjs": "^7.0.0",
+        "protobufjs": "^7.5.5",
         "recursive-readdir": "^2.2.2"
       }
     },
@@ -119,10 +119,11 @@
       }
     },
     "node_modules/protobufjs": {
-      "version": "7.2.5",
-      "resolved": "https://registry.npmjs.org/protobufjs/-/protobufjs-7.2.5.tgz",
-      "integrity": "sha512-gGXRSXvxQ7UiPgfw8gevrfRWcTlSbOFg+p/N+JVJEK5VhueL2miT6qTymqAmjr1Q5WbOCyJbyrk6JfWKwlFn6A==",
+      "version": "7.5.5",
+      "resolved": "https://registry.npmjs.org/protobufjs/-/protobufjs-7.5.5.tgz",
+      "integrity": "sha512-3wY1AxV+VBNW8Yypfd1yQY9pXnqTAN+KwQxL8iYm3/BjKYMNg4i0owhEe26PWDOMaIrzeeF98Lqd5NGz4omiIg==",
       "hasInstallScript": true,
+      "license": "BSD-3-Clause",
       "dependencies": {
         "@protobufjs/aspromise": "^1.1.2",
         "@protobufjs/base64": "^1.1.2",
diff --git a/tools/proto2jsonschema/package.json b/tools/proto2jsonschema/package.json
index a8343854..4a164176 100644
--- a/tools/proto2jsonschema/package.json
+++ b/tools/proto2jsonschema/package.json
@@ -5,7 +5,7 @@
   },
   "dependencies": {
     "flat": "^6.0.0",
-    "protobufjs": "^7.0.0",
+    "protobufjs": "^7.5.5",
     "recursive-readdir": "^2.2.2"
   },
   "type": "module"