diff --git a/Cargo.toml b/Cargo.toml
index f678595a6..a11608a5d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "blake3"
-version = "1.2.0"
+version = "1.3.0"
 authors = ["Jack O'Connor <oconnor663@gmail.com>", "Samuel Neves"]
 description = "the BLAKE3 hash function"
 repository = "https://github.com/BLAKE3-team/BLAKE3"
diff --git a/b3sum/Cargo.lock b/b3sum/Cargo.lock
index 7e0121679..3c27b15e4 100644
--- a/b3sum/Cargo.lock
+++ b/b3sum/Cargo.lock
@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "anyhow"
-version = "1.0.51"
+version = "1.0.52"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b26702f315f53b6071259e15dd9d64528213b44d61de1ec926eca7715d62203"
+checksum = "84450d0b4a8bd1ba4144ce8ce718fbc5d071358b1e5384bace6536b3d1f2d5b3"
 
 [[package]]
 name = "arrayref"
@@ -39,7 +39,7 @@ checksum = "cdb031dd78e28731d87d56cc8ffef4a8f36ca26c38fe2de700543e627f8a464a"
 
 [[package]]
 name = "b3sum"
-version = "1.2.0"
+version = "1.3.0"
 dependencies = [
  "anyhow",
  "blake3",
@@ -60,7 +60,7 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "blake3"
-version = "1.2.0"
+version = "1.3.0"
 dependencies = [
  "arrayref",
  "arrayvec",
@@ -198,9 +198,9 @@ checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
 
 [[package]]
 name = "generic-array"
-version = "0.14.4"
+version = "0.14.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "501466ecc8a30d1d3b7fc9229b122b2ce8ed6e9d9223f1138d4babb253e51817"
+checksum = "fd48d33ec7f05fbfa152300fdad764757cbded343c1aa1cff2fbaf4134851803"
 dependencies = [
  "typenum",
  "version_check",
@@ -293,9 +293,9 @@ dependencies = [
 
 [[package]]
 name = "num_cpus"
-version = "1.13.0"
+version = "1.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05499f3756671c15885fee9034446956fff3f243d6077b91e5767df161f766b3"
+checksum = "19e64526ebdee182341572e50e9ad03965aa510cd94427a4549448f285e957a1"
 dependencies = [
  "hermit-abi",
  "libc",
@@ -328,9 +328,9 @@ dependencies = [
 
 [[package]]
 name = "ppv-lite86"
-version = "0.2.15"
+version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ed0cfbc8191465bed66e1718596ee0b0b35d5ee1f41c5df2189d0fe8bde535ba"
+checksum = "eb9f9e6e233e5c4a35559a617bf40a4ec447db2e84c20b55a6f83167b7e57872"
 
 [[package]]
 name = "rand"
@@ -474,15 +474,15 @@ checksum = "0066c8d12af8b5acd21e00547c3797fde4e8677254a7ee429176ccebbe93dd80"
 
 [[package]]
 name = "typenum"
-version = "1.14.0"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b63708a265f51345575b27fe43f9500ad611579e764c79edbc2037b1121959ec"
+checksum = "dcf81ac59edc17cc8697ff311e8f5ef2d99fcbd9817b34cec66f90b6c3dfd987"
 
 [[package]]
 name = "version_check"
-version = "0.9.3"
+version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
+checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
 [[package]]
 name = "wasi"
diff --git a/b3sum/Cargo.toml b/b3sum/Cargo.toml
index 6742e01b1..f0697e9ed 100644
--- a/b3sum/Cargo.toml
+++ b/b3sum/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "b3sum"
-version = "1.2.0"
+version = "1.3.0"
 authors = ["Jack O'Connor <oconnor663@gmail.com>"]
 description = "a command line implementation of the BLAKE3 hash function"
 repository = "https://github.com/BLAKE3-team/BLAKE3"
diff --git a/b3sum/README.md b/b3sum/README.md
index 227e33ea8..89cfc2a24 100644
--- a/b3sum/README.md
+++ b/b3sum/README.md
@@ -5,7 +5,7 @@ A command line utility for calculating
 Coreutils tools like `b2sum` or `md5sum`.
 
 ```
-b3sum 1.2.0
+b3sum 1.3.0
 
 USAGE:
     b3sum [OPTIONS] [FILE]...
diff --git a/c/blake3.h b/c/blake3.h
index 5cccc905c..079f5657c 100644
--- a/c/blake3.h
+++ b/c/blake3.h
@@ -8,7 +8,7 @@
 extern "C" {
 #endif
 
-#define BLAKE3_VERSION_STRING "1.2.0"
+#define BLAKE3_VERSION_STRING "1.3.0"
 #define BLAKE3_KEY_LEN 32
 #define BLAKE3_OUT_LEN 32
 #define BLAKE3_BLOCK_LEN 64