diff --git a/Cargo.lock b/Cargo.lock
index 11fa33a1..9f6c8492 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -386,7 +386,7 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "whirlpool"
-version = "0.11.0-pre.2"
+version = "0.11.0-pre.4"
 dependencies = [
  "base16ct",
  "digest",
diff --git a/fsb/Cargo.toml b/fsb/Cargo.toml
index ecee9511..5cb2d594 100644
--- a/fsb/Cargo.toml
+++ b/fsb/Cargo.toml
@@ -14,7 +14,7 @@ rust-version = "1.71"
 
 [dependencies]
 digest = "=0.11.0-pre.9"
-whirlpool = { version = "=0.11.0-pre.2", path = "../whirlpool", default-features = false }
+whirlpool = { version = "=0.11.0-pre.4", path = "../whirlpool", default-features = false }
 
 [dev-dependencies]
 digest = { version = "=0.11.0-pre.9", features = ["dev"] }
diff --git a/whirlpool/Cargo.toml b/whirlpool/Cargo.toml
index f14c205f..e5eb1f92 100644
--- a/whirlpool/Cargo.toml
+++ b/whirlpool/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "whirlpool"
-version = "0.11.0-pre.2"
+version = "0.11.0-pre.4"
 description = "Whirlpool hash function"
 authors = ["RustCrypto Developers"]
 license = "MIT OR Apache-2.0"