diff --git a/Cargo.lock b/Cargo.lock
index b881944..2271202 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -189,30 +189,6 @@ dependencies = [
  "cipher",
 ]
 
-[[package]]
-name = "curve25519-dalek"
-version = "4.1.3"
-source = "git+https://github.com/dalek-cryptography/curve25519-dalek.git?branch=rustcrypto-new-releases#44508ba8652ae3445608ad3c56b63ef528ddfb93"
-dependencies = [
- "cfg-if",
- "cpufeatures",
- "curve25519-dalek-derive",
- "digest",
- "fiat-crypto",
- "rustc_version",
- "subtle",
-]
-
-[[package]]
-name = "curve25519-dalek-derive"
-version = "0.1.1"
-source = "git+https://github.com/dalek-cryptography/curve25519-dalek.git?branch=rustcrypto-new-releases#44508ba8652ae3445608ad3c56b63ef528ddfb93"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "der"
 version = "0.8.0-rc.0"
@@ -274,26 +250,6 @@ dependencies = [
  "spki",
 ]
 
-[[package]]
-name = "ed25519"
-version = "2.3.0-pre.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62bcc0730fbd27c8619332efad3dfa1de229dc5859a31495ab674e0ac0f9996b"
-dependencies = [
- "signature",
-]
-
-[[package]]
-name = "ed25519-dalek"
-version = "2.2.0-pre"
-source = "git+https://github.com/dalek-cryptography/curve25519-dalek.git?branch=rustcrypto-new-releases#44508ba8652ae3445608ad3c56b63ef528ddfb93"
-dependencies = [
- "curve25519-dalek",
- "ed25519",
- "sha2",
- "subtle",
-]
-
 [[package]]
 name = "elliptic-curve"
 version = "0.14.0-pre.6"
@@ -323,12 +279,6 @@ dependencies = [
  "subtle",
 ]
 
-[[package]]
-name = "fiat-crypto"
-version = "0.2.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28dea519a9695b9977216879a3ebfddf92f1c08c05d984f8996aecd6ecdc811d"
-
 [[package]]
 name = "getrandom"
 version = "0.2.15"
@@ -678,15 +628,6 @@ dependencies = [
  "zeroize",
 ]
 
-[[package]]
-name = "rustc_version"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
-dependencies = [
- "semver",
-]
-
 [[package]]
 name = "sec1"
 version = "0.8.0-rc.0"
@@ -701,12 +642,6 @@ dependencies = [
  "zeroize",
 ]
 
-[[package]]
-name = "semver"
-version = "1.0.23"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61697e0a1c7e512e84a621326239844a24d8207b4669b41bc18b32ea5cbf988b"
-
 [[package]]
 name = "serde"
 version = "1.0.204"
@@ -819,11 +754,10 @@ dependencies = [
 
 [[package]]
 name = "ssh-key"
-version = "0.7.0-pre.0"
+version = "0.7.0-pre.1"
 dependencies = [
  "bcrypt-pbkdf",
  "dsa",
- "ed25519-dalek",
  "hex-literal",
  "home",
  "num-bigint-dig",
@@ -976,3 +910,8 @@ name = "zeroize"
 version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ced3678a2879b30306d323f4542626697a464a97c0a07c9aebf7ebca65cd4dde"
+
+[[patch.unused]]
+name = "ed25519-dalek"
+version = "2.2.0-pre"
+source = "git+https://github.com/dalek-cryptography/curve25519-dalek.git?branch=rustcrypto-new-releases#44508ba8652ae3445608ad3c56b63ef528ddfb93"
diff --git a/ssh-key/Cargo.toml b/ssh-key/Cargo.toml
index 1b91828..8639c22 100644
--- a/ssh-key/Cargo.toml
+++ b/ssh-key/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ssh-key"
-version = "0.7.0-pre.0"
+version = "0.7.0-pre.1"
 description = """
 Pure Rust implementation of SSH key file format decoders/encoders as described
 in RFC4251/RFC4253 and OpenSSH key formats, as well as "sshsig" signatures and
@@ -29,7 +29,7 @@ zeroize = { version = "1", default-features = false }
 bcrypt-pbkdf = { version = "=0.11.0-pre.1", optional = true, default-features = false, features = ["alloc"] }
 bigint = { package = "num-bigint-dig", version = "0.8", optional = true, default-features = false }
 dsa = { version = "=0.7.0-pre.0", optional = true, default-features = false }
-ed25519-dalek = { version = "=2.2.0-pre", optional = true, default-features = false }
+#ed25519-dalek = { version = "=2.2.0-pre", optional = true, default-features = false }
 home = { version = "0.5", optional = true }
 p256 = { version = "=0.14.0-pre.1", optional = true, default-features = false, features = ["ecdsa"] }
 p384 = { version = "=0.14.0-pre.1", optional = true, default-features = false, features = ["ecdsa"] }
@@ -63,10 +63,10 @@ std = [
     "dep:home"
 ]
 
-crypto = ["ed25519", "p256", "p384", "p521", "rsa"] # NOTE: `dsa` is obsolete/weak
+crypto = ["p256", "p384", "p521", "rsa"] # NOTE: `dsa` is obsolete/weak
 dsa = ["dep:bigint", "dep:dsa", "dep:sha1", "alloc", "signature/rand_core"]
 ecdsa = ["dep:sec1"]
-ed25519 = ["dep:ed25519-dalek", "rand_core"]
+#ed25519 = ["dep:ed25519-dalek", "rand_core"]
 encryption = [
     "dep:bcrypt-pbkdf",
     "alloc",
diff --git a/ssh-protocol/Cargo.toml b/ssh-protocol/Cargo.toml
index 1a7ebbf..292ddd9 100644
--- a/ssh-protocol/Cargo.toml
+++ b/ssh-protocol/Cargo.toml
@@ -18,7 +18,7 @@ rust-version = "1.73"
 [dependencies]
 cipher = { package = "ssh-cipher", version = "=0.3.0-pre.1", default-features = false, path = "../ssh-cipher" }
 encoding = { package = "ssh-encoding", version = "=0.3.0-pre.1", default-features = false, path = "../ssh-encoding" }
-key = { package = "ssh-key", version = "=0.7.0-pre.0", default-features = false, path = "../ssh-key" }
+key = { package = "ssh-key", version = "=0.7.0-pre.1", default-features = false, path = "../ssh-key" }
 
 [features]
 default = ["std"]