diff --git a/Cargo.lock b/Cargo.lock
index ab85f67..4006a12 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -241,20 +241,13 @@ dependencies = [
 
 [[package]]
 name = "block-buffer"
-version = "0.9.0"
+version = "0.10.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
+checksum = "69cce20737498f97b993470a6e536b8523f0af7892a4f928cceb1ac5e52ebe7e"
 dependencies = [
- "block-padding",
  "generic-array",
 ]
 
-[[package]]
-name = "block-padding"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d696c370c750c948ada61c69a0ee2cbbb9c50b1019ddb86d9317157a99c2cae"
-
 [[package]]
 name = "byte-slice-cast"
 version = "1.2.2"
@@ -351,6 +344,16 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "crypto-common"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
+dependencies = [
+ "generic-array",
+ "typenum",
+]
+
 [[package]]
 name = "derivative"
 version = "2.2.0"
@@ -377,11 +380,12 @@ dependencies = [
 
 [[package]]
 name = "digest"
-version = "0.9.0"
+version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
+checksum = "8168378f4e5023e7218c89c891c0fd8ecdb5e5e4f18cb78f38cf245dd021e76f"
 dependencies = [
- "generic-array",
+ "block-buffer",
+ "crypto-common",
 ]
 
 [[package]]
@@ -720,12 +724,6 @@ version = "1.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "86f0b0d4bf799edbc74508c1e8bf170ff5f41238e5f8225603ca7caaae2b7860"
 
-[[package]]
-name = "opaque-debug"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
-
 [[package]]
 name = "os_str_bytes"
 version = "6.4.1"
@@ -1023,14 +1021,12 @@ dependencies = [
 
 [[package]]
 name = "sha3"
-version = "0.9.1"
+version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f81199417d4e5de3f04b1e871023acea7389672c4135918f05aa9cbf2f2fa809"
+checksum = "bdf0c33fae925bdc080598b84bc15c55e7b9a4a43b3c704da051f977469691c9"
 dependencies = [
- "block-buffer",
  "digest",
  "keccak",
- "opaque-debug",
 ]
 
 [[package]]
diff --git a/examples/blockchain/Cargo.toml b/examples/blockchain/Cargo.toml
index d88b12f..dd7c450 100644
--- a/examples/blockchain/Cargo.toml
+++ b/examples/blockchain/Cargo.toml
@@ -17,7 +17,7 @@ futures = "0.3"
 futures-timer = "3.0"
 log = "0.4"
 parking_lot = "0.12"
-sha3 = "0.9"
+sha3 = "0.10"
 time = { version = "0.3", features = ["formatting", "macros", "local-offset"] }
 tokio = { version = "1.18", features = ["macros", "rt", "rt-multi-thread", "io-util", "net", "time"] }
 unsigned-varint = { version = "0.7.0", features = ["futures", "asynchronous_codec"] }