diff --git a/packages/opencensus-instrumentation-grpc/package-lock.json b/packages/opencensus-instrumentation-grpc/package-lock.json
index 5a325de2c..2cc46f848 100644
--- a/packages/opencensus-instrumentation-grpc/package-lock.json
+++ b/packages/opencensus-instrumentation-grpc/package-lock.json
@@ -23,7 +23,7 @@
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@@ -3749,9 +3749,9 @@
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+			"resolved": "https://registry.npmjs.org/long/-/long-5.2.3.tgz",
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@@ -4826,9 +4826,9 @@
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+			"resolved": "https://registry.npmjs.org/protobufjs/-/protobufjs-7.2.4.tgz",
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@@ -4842,25 +4842,17 @@
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 				"@types/node": ">=13.7.0",
-				"long": "^4.0.0"
+				"long": "^5.0.0"
 			},
-			"bin": {
-				"pbjs": "bin/pbjs",
-				"pbts": "bin/pbts"
+			"engines": {
+				"node": ">=12.0.0"
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-		"node_modules/protobufjs/node_modules/@types/long": {
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-			"resolved": "https://registry.npmjs.org/@types/long/-/long-4.0.2.tgz",
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 		"node_modules/protobufjs/node_modules/@types/node": {
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-			"resolved": "https://registry.npmjs.org/@types/node/-/node-18.15.11.tgz",
-			"integrity": "sha512-E5Kwq2n4SbMzQOn6wnmBjuK9ouqlURrcZDVfbo9ftDDTFt3nk7ZKK4GMOzoYgnpQJKcxwQw+lGaBvvlMo0qN/Q==",
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+			"resolved": "https://registry.npmjs.org/@types/node/-/node-20.4.1.tgz",
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diff --git a/packages/opencensus-instrumentation-grpc/package.json b/packages/opencensus-instrumentation-grpc/package.json
index ceda19bc3..a95889f75 100644
--- a/packages/opencensus-instrumentation-grpc/package.json
+++ b/packages/opencensus-instrumentation-grpc/package.json
@@ -58,7 +58,7 @@
     "gts": "1.1.2",
     "mocha": "7.2.0",
     "nyc": "15.1.0",
-    "protobufjs": "6.11.3",
+    "protobufjs": "7.2.4",
     "rimraf": "3.0.2",
     "ts-mocha": "8.0.0",
     "ts-node": "8.10.2",