diff --git a/Cargo.lock b/Cargo.lock
index b2440078..55b78ce8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -59,10 +59,10 @@ dependencies = [
 
 [[package]]
 name = "async-signature"
-version = "0.2.1"
+version = "0.3.0-pre"
 dependencies = [
  "async-trait",
- "signature 2.0.0-pre",
+ "signature 2.0.0-pre.0",
 ]
 
 [[package]]
@@ -311,7 +311,7 @@ dependencies = [
  "digest 0.10.5",
  "elliptic-curve 0.12.3",
  "password-hash",
- "signature 2.0.0-pre",
+ "signature 2.0.0-pre.0",
  "universal-hash 0.5.0",
 ]
 
@@ -1189,7 +1189,7 @@ dependencies = [
 
 [[package]]
 name = "signature"
-version = "2.0.0-pre"
+version = "2.0.0-pre.0"
 dependencies = [
  "digest 0.10.5",
  "hex-literal",
@@ -1200,7 +1200,7 @@ dependencies = [
 
 [[package]]
 name = "signature_derive"
-version = "1.0.0-pre.7"
+version = "2.0.0-pre.0"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/crypto/Cargo.toml b/crypto/Cargo.toml
index 1f73bd7a..a1082034 100644
--- a/crypto/Cargo.toml
+++ b/crypto/Cargo.toml
@@ -23,7 +23,7 @@ cipher = { version = "0.4", optional = true }
 digest = { version = "0.10", optional = true, features = ["mac"] }
 elliptic-curve = { version = "0.12", optional = true, path = "../elliptic-curve" }
 password-hash = { version = "0.4", optional = true, path = "../password-hash" }
-signature = { version = "=2.0.0-pre", optional = true, default-features = false, path = "../signature" }
+signature = { version = "=2.0.0-pre.0", optional = true, default-features = false, path = "../signature" }
 universal-hash = { version = "0.5", optional = true, path = "../universal-hash" }
 
 [features]
diff --git a/signature/Cargo.toml b/signature/Cargo.toml
index c55628df..83d673b8 100644
--- a/signature/Cargo.toml
+++ b/signature/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name          = "signature"
 description   = "Traits for cryptographic signature algorithms (e.g. ECDSA, Ed25519)"
-version       = "2.0.0-pre"
+version       = "2.0.0-pre.0"
 authors       = ["RustCrypto Developers"]
 license       = "Apache-2.0 OR MIT"
 documentation = "https://docs.rs/signature"
@@ -15,7 +15,7 @@ categories    = ["cryptography", "no-std"]
 [dependencies]
 digest = { version = "0.10.3", optional = true, default-features = false }
 rand_core = { version = "0.6", optional = true, default-features = false }
-derive = { package = "signature_derive", version = "=1.0.0-pre.7", optional = true, path = "derive" }
+derive = { package = "signature_derive", version = "=2.0.0-pre.0", optional = true, path = "derive" }
 
 [dev-dependencies]
 hex-literal = "0.3"
diff --git a/signature/async/Cargo.toml b/signature/async/Cargo.toml
index 13c964df..81da248e 100644
--- a/signature/async/Cargo.toml
+++ b/signature/async/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name          = "async-signature"
 description   = "Traits for cryptographic signature algorithms (e.g. ECDSA, Ed25519)"
-version       = "0.2.1"
+version       = "0.3.0-pre"
 authors       = ["RustCrypto Developers"]
 license       = "Apache-2.0 OR MIT"
 documentation = "https://docs.rs/async-signature"
@@ -14,7 +14,7 @@ rust-version  = "1.56"
 
 [dependencies]
 async-trait = "0.1.9"
-signature = { version = "=2.0.0-pre", path = ".." }
+signature = { version = "=2.0.0-pre.0", path = ".." }
 
 [features]
 digest = ["signature/digest-preview"]
diff --git a/signature/derive/Cargo.toml b/signature/derive/Cargo.toml
index c21334ed..294a3947 100644
--- a/signature/derive/Cargo.toml
+++ b/signature/derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name          = "signature_derive"
-version       = "1.0.0-pre.7"
+version       = "2.0.0-pre.0"
 authors       = ["RustCrypto Developers"]
 license       = "Apache-2.0 OR MIT"
 description   = "Custom derive support for the 'signature' crate"