diff --git a/packages/transaction-builder/package.json b/packages/transaction-builder/package.json
index 3d93d7a..67f3d6b 100644
--- a/packages/transaction-builder/package.json
+++ b/packages/transaction-builder/package.json
@@ -41,7 +41,7 @@
     "@tendermint/belt": "^0.3.0",
     "buffer": "^6.0.3",
     "long": "^5.2.0",
-    "protobufjs": "6.11.4",
+    "protobufjs": "7.5.8",
     "ts-proto": "^1.167.8",
     "varint": "^6.0.0"
   }