diff --git a/CHANGELOG.md b/CHANGELOG.md
index b61f3ec2..42770e6a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # CHANGELOG
 
+## v0.9.0
+
+- Improved API of FROST in `schnorr_fun`
+- Fixed `Point<_,_,NonZero>` being able to be Zero through `Default` implementation
+- Added `bincode` v2 encoding/decoding
+- Updated to `rust-secp256k1` v0.27.0
+- `XOnlyKeyPair` replaced with `KeyPair<EvenY>`
+
 ## v0.8.2
 
 - Fixed docsrs
diff --git a/ecdsa_fun/Cargo.toml b/ecdsa_fun/Cargo.toml
index 1e04d192..ce49266a 100644
--- a/ecdsa_fun/Cargo.toml
+++ b/ecdsa_fun/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ecdsa_fun"
-version = "0.8.1"
+version = "0.9.0"
 authors = ["LLFourn <lloyd.fourn@gmail.com>"]
 edition = "2021"
 rust-version = "1.60"
@@ -14,8 +14,8 @@ categories = ["cryptography", "cryptography::cryptocurrencies"]
 keywords = ["bitcoin", "ecdsa", "secp256k1"]
 
 [dependencies]
-secp256kfun = { path = "../secp256kfun", version = "0.8", default-features = false }
-sigma_fun = { path = "../sigma_fun", version = "0.5.0", features = ["secp256k1"], default-features = false, optional = true }
+secp256kfun = { path = "../secp256kfun", version = "0.9", default-features = false }
+sigma_fun = { path = "../sigma_fun", version = "0.6", features = ["secp256k1"], default-features = false, optional = true }
 rand_chacha = {  version = "0.3", optional = true }  # needed for adaptor signatures atm but would be nice to get rid of
 bincode = { version = "1.0", optional = true }
 
diff --git a/ecdsa_fun/README.md b/ecdsa_fun/README.md
index 61066b1d..f1c6af2f 100644
--- a/ecdsa_fun/README.md
+++ b/ecdsa_fun/README.md
@@ -12,7 +12,7 @@ Built on [secp256kfun].
 
 ``` toml
 [dependencies]
-ecdsa_fun = "0.8"
+ecdsa_fun = "0.9"
 sha2 = "0.10" # You need a hash function for nonce derivation
 ```
 
diff --git a/schnorr_fun/Cargo.toml b/schnorr_fun/Cargo.toml
index 3e6f17f6..659c6d36 100644
--- a/schnorr_fun/Cargo.toml
+++ b/schnorr_fun/Cargo.toml
@@ -1,7 +1,7 @@
 
 [package]
 name = "schnorr_fun"
-version = "0.8.2"
+version = "0.9.0"
 authors = ["LLFourn <lloyd.fourn@gmail.com>"]
 edition = "2021"
 rust-version = "1.60"
@@ -14,10 +14,10 @@ categories = ["cryptography", "cryptography::cryptocurrencies"]
 keywords = ["bitcoin", "schnorr"]
 
 [dependencies]
-secp256kfun = { path = "../secp256kfun", version = "0.8",  default-features = false }
+secp256kfun = { path = "../secp256kfun", version = "0.9",  default-features = false }
 
 [dev-dependencies]
-secp256kfun = { path = "../secp256kfun", version = "0.8",  features = ["proptest"] }
+secp256kfun = { path = "../secp256kfun", version = "0.9",  features = ["proptest"] }
 rand = { version = "0.8" }
 lazy_static = "1.4"
 bincode = "1.0"
diff --git a/schnorr_fun/README.md b/schnorr_fun/README.md
index eeef2ad5..26ef319f 100644
--- a/schnorr_fun/README.md
+++ b/schnorr_fun/README.md
@@ -15,7 +15,7 @@ This implementation is based on the [BIP-340] specification, but is flexible eno
 
 ``` toml
 [dependencies]
-schnorr_fun = "0.8"
+schnorr_fun = "0.9"
 sha2 = "0.10"
 ```
 
diff --git a/secp256kfun/Cargo.toml b/secp256kfun/Cargo.toml
index 14814c61..d77a3a0e 100644
--- a/secp256kfun/Cargo.toml
+++ b/secp256kfun/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "secp256kfun"
-version = "0.8.2"
+version = "0.9.0"
 authors = ["LLFourn <lloyd.fourn@gmail.com>"]
 license = "0BSD"
 homepage = "https://github.com/LLFourn/secp256kfun"
@@ -21,7 +21,7 @@ rand_core = { version = "0.6", default-features = false }
 
 # optional
 serde = { version = "1.0",  optional = true, default-features = false, features = ["derive"] }
-secp256k1 = { version = "0.25", optional = true, default-features = false }
+secp256k1 = { version = "0.27", optional = true, default-features = false }
 proptest = { version = "1", optional = true }
 bincode = { version = "2.0.0-rc.3", optional = true }
 
diff --git a/secp256kfun/README.md b/secp256kfun/README.md
index 97a55ea4..d4ae99d3 100644
--- a/secp256kfun/README.md
+++ b/secp256kfun/README.md
@@ -28,7 +28,7 @@ _Low-level_ libraries like [parity/libsecp256k1][4] make it possible but the res
 
 ```toml
 [dependencies]
-secp256kfun = "0.8"
+secp256kfun = "0.9"
 ```
 
 ### Should use?
diff --git a/sigma_fun/Cargo.toml b/sigma_fun/Cargo.toml
index cb0cbebc..36e3a091 100644
--- a/sigma_fun/Cargo.toml
+++ b/sigma_fun/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "sigma_fun"
-version = "0.5.1"
+version = "0.6.0"
 authors = ["LLFourn <lloyd.fourn@gmail.com>"]
 edition = "2021"
 rust-version = "1.60"
@@ -16,13 +16,13 @@ readme = "README.md"
 [dependencies]
 generic-array = "0.14"
 digest = "0.10"
-secp256kfun = { path = "../secp256kfun", version = "0.8.1", default-features = false, optional = true }
+secp256kfun = { path = "../secp256kfun", version = "0.9", default-features = false, optional = true }
 curve25519-dalek = { package = "curve25519-dalek-ng", version = "4", default-features = false, optional = true, features = ["u64_backend"] }
 serde = { package = "serde", version = "1.0", optional = true, default-features = false, features = ["derive"] }
 rand_core = "0.6"
 
 [dev-dependencies]
-secp256kfun = { path = "../secp256kfun", version = "0.8.1", default-features = false, features = ["proptest"] }
+secp256kfun = { path = "../secp256kfun", version = "0.9", default-features = false, features = ["proptest"] }
 rand = "0.8"
 sha2 = "0.10"
 bincode = "1"
diff --git a/sigma_fun/README.md b/sigma_fun/README.md
index 4b849df1..42109d6d 100644
--- a/sigma_fun/README.md
+++ b/sigma_fun/README.md
@@ -12,9 +12,9 @@ A rust library for making Sigma protocols fun!
 ``` toml
 [dependencies]
 # For just the traits and combinators
-sigma_fun = {version = "0.5", no-default-features = true, features = ["alloc"]}
+sigma_fun = {version = "0.6", no-default-features = true, features = ["alloc"]}
 # To create secp256k1 non-interactive proofs and serialize them
-sigma_fun = { version = "0.5", features = ["secp256k1", "serde"] }
+sigma_fun = { version = "0.6", features = ["secp256k1", "serde", "alloc"] }
 # you need a hash function and an rng for non-interactive proofs
 rand_chacha = "0.3"
 sha2 = "0.10"