diff --git a/polkadot/Cargo.lock b/polkadot/Cargo.lock
index 74f8161b1317183d2692788d14b95175f78dae23..977c1008c976bce8cc94bd2f662559214ead9ce9 100644
--- a/polkadot/Cargo.lock
+++ b/polkadot/Cargo.lock
@@ -667,9 +667,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.8.0"
+version = "3.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f1e260c3a9040a7c19a12468758f4c16f31a81a1fe087482be9570ec864bb6c"
+checksum = "0d261e256854913907f67ed06efbc3338dfe6179796deefc1ff763fc1aee5535"
 
 [[package]]
 name = "byte-slice-cast"