diff --git a/Cargo.lock b/Cargo.lock
index 0a34c89838..4bf973d7e7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -98,6 +98,12 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cff77d8686867eceff3105329d4698d96c2391c176d5d03adc90c7389162b5b8"
 
+[[package]]
+name = "arrayvec"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "be4dc07131ffa69b8072d35f5007352af944213cde02545e2103680baed38fcd"
+
 [[package]]
 name = "ascii"
 version = "0.9.3"
@@ -308,7 +314,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d8fb2d74254a3a0b5cac33ac9f8ed0e44aa50378d9dbb2e5d83bd21ed1dc2c8a"
 dependencies = [
  "arrayref",
- "arrayvec",
+ "arrayvec 0.5.1",
  "constant_time_eq",
 ]
 
@@ -319,7 +325,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b64485778c4f16a6a5a9d335e80d449ac6c70cdd6a06d2af18a6f6f775a125b3"
 dependencies = [
  "arrayref",
- "arrayvec",
+ "arrayvec 0.5.1",
  "cc",
  "cfg-if 0.1.10",
  "constant_time_eq",
@@ -327,6 +333,21 @@ dependencies = [
  "digest 0.9.0",
 ]
 
+[[package]]
+name = "blake3"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcd555c66291d5f836dbb6883b48660ece810fe25a31f3bdfb911945dff2691f"
+dependencies = [
+ "arrayref",
+ "arrayvec 0.7.1",
+ "cc",
+ "cfg-if 1.0.0",
+ "constant_time_eq",
+ "crypto-mac 0.11.0",
+ "digest 0.9.0",
+]
+
 [[package]]
 name = "block-buffer"
 version = "0.7.3"
@@ -2191,7 +2212,7 @@ version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6607c62aa161d23d17a9072cc5da0be67cdfc89d3afb1e8d9c842bebc2525ffe"
 dependencies = [
- "arrayvec",
+ "arrayvec 0.5.1",
  "bitflags",
  "cfg-if 1.0.0",
  "ryu",
@@ -4411,7 +4432,7 @@ dependencies = [
  "ahash 0.7.4",
  "base64 0.12.3",
  "bincode",
- "blake3",
+ "blake3 1.0.0",
  "bs58 0.4.0",
  "bv",
  "byteorder",
@@ -5103,7 +5124,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3bfe6a5dfc5372c0a946018ecdd8115e38af78cea8275bac48cf3d105c6b1fb3"
 dependencies = [
  "bincode",
- "blake3",
+ "blake3 0.3.8",
  "borsh",
  "borsh-derive",
  "bs58 0.3.1",
@@ -5137,7 +5158,7 @@ version = "1.8.0"
 dependencies = [
  "assert_matches",
  "bincode",
- "blake3",
+ "blake3 1.0.0",
  "borsh",
  "borsh-derive",
  "bs58 0.4.0",
@@ -5274,7 +5295,7 @@ dependencies = [
  "arrayref",
  "assert_matches",
  "bincode",
- "blake3",
+ "blake3 1.0.0",
  "bv",
  "byteorder",
  "bzip2",
diff --git a/core/Cargo.toml b/core/Cargo.toml
index e9a05dd418..0025d606ef 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -17,7 +17,7 @@ codecov = { repository = "solana-labs/solana", branch = "master", service = "git
 ahash = "0.7.4"
 base64 = "0.12.3"
 bincode = "1.3.3"
-blake3 = "0.3.8"
+blake3 = "1.0.0"
 bv = { version = "0.11.1", features = ["serde"] }
 bs58 = "0.4.0"
 byteorder = "1.4.3"
diff --git a/programs/bpf/Cargo.lock b/programs/bpf/Cargo.lock
index 722a21b5bc..3da672208e 100644
--- a/programs/bpf/Cargo.lock
+++ b/programs/bpf/Cargo.lock
@@ -75,6 +75,12 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cff77d8686867eceff3105329d4698d96c2391c176d5d03adc90c7389162b5b8"
 
+[[package]]
+name = "arrayvec"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "be4dc07131ffa69b8072d35f5007352af944213cde02545e2103680baed38fcd"
+
 [[package]]
 name = "ascii"
 version = "0.9.3"
@@ -169,7 +175,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b64485778c4f16a6a5a9d335e80d449ac6c70cdd6a06d2af18a6f6f775a125b3"
 dependencies = [
  "arrayref",
- "arrayvec",
+ "arrayvec 0.5.1",
  "cc",
  "cfg-if 0.1.10",
  "constant_time_eq",
@@ -177,6 +183,21 @@ dependencies = [
  "digest 0.9.0",
 ]
 
+[[package]]
+name = "blake3"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcd555c66291d5f836dbb6883b48660ece810fe25a31f3bdfb911945dff2691f"
+dependencies = [
+ "arrayref",
+ "arrayvec 0.7.1",
+ "cc",
+ "cfg-if 1.0.0",
+ "constant_time_eq",
+ "crypto-mac 0.11.0",
+ "digest 0.9.0",
+]
+
 [[package]]
 name = "block-buffer"
 version = "0.9.0"
@@ -2711,7 +2732,7 @@ dependencies = [
 name = "solana-bpf-rust-sha"
 version = "1.8.0"
 dependencies = [
- "blake3",
+ "blake3 1.0.0",
  "solana-program 1.8.0",
 ]
 
@@ -3023,7 +3044,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3bfe6a5dfc5372c0a946018ecdd8115e38af78cea8275bac48cf3d105c6b1fb3"
 dependencies = [
  "bincode",
- "blake3",
+ "blake3 0.3.8",
  "borsh",
  "borsh-derive",
  "bs58 0.3.1",
@@ -3056,7 +3077,7 @@ name = "solana-program"
 version = "1.8.0"
 dependencies = [
  "bincode",
- "blake3",
+ "blake3 1.0.0",
  "borsh",
  "borsh-derive",
  "bs58 0.4.0",
@@ -3141,7 +3162,7 @@ version = "1.8.0"
 dependencies = [
  "arrayref",
  "bincode",
- "blake3",
+ "blake3 1.0.0",
  "bv",
  "byteorder 1.4.3",
  "bzip2",
diff --git a/programs/bpf/rust/sha/Cargo.toml b/programs/bpf/rust/sha/Cargo.toml
index 17ee599856..f40f6be6ca 100644
--- a/programs/bpf/rust/sha/Cargo.toml
+++ b/programs/bpf/rust/sha/Cargo.toml
@@ -10,7 +10,7 @@ documentation = "https://docs.rs/solana-bpf-rust-sha"
 edition = "2018"
 
 [dependencies]
-blake3 = "0.3.7"
+blake3 = "1.0.0"
 solana-program = { path = "../../../../sdk/program", version = "=1.8.0" }
 
 [lib]
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index f3bfd1924c..c43ae4d3b2 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -12,7 +12,7 @@ edition = "2018"
 [dependencies]
 arrayref = "0.3.6"
 bincode = "1.3.3"
-blake3 = "0.3.8"
+blake3 = "1.0.0"
 bv = { version = "0.11.1", features = ["serde"] }
 byteorder = "1.4.3"
 bzip2 = "0.4.3"
diff --git a/sdk/program/Cargo.toml b/sdk/program/Cargo.toml
index e4b2b5825d..3e8f814e7e 100644
--- a/sdk/program/Cargo.toml
+++ b/sdk/program/Cargo.toml
@@ -12,7 +12,7 @@ edition = "2018"
 
 [dependencies]
 bincode = "1.3.1"
-blake3 = "0.3.7"
+blake3 = { version = "1.0.0", features = ["traits-preview"] }
 borsh = "0.9.1"
 borsh-derive = "0.9.1"
 bs58 = "0.4.0"