diff --git a/bindings/nostr-sdk-js/examples/webapp/package.json b/bindings/nostr-sdk-js/examples/webapp/package.json
index 4767d8d37..97c188b3c 100644
--- a/bindings/nostr-sdk-js/examples/webapp/package.json
+++ b/bindings/nostr-sdk-js/examples/webapp/package.json
@@ -3,7 +3,7 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "@rust-nostr/nostr-sdk": "^0.10.0",
+    "@rust-nostr/nostr-sdk": "^0.11.0",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "react-scripts": "5.0.1",
diff --git a/book/snippets/nostr-sdk/rust/Cargo.toml b/book/snippets/nostr-sdk/rust/Cargo.toml
index f9f3bbba8..15e813b7a 100644
--- a/book/snippets/nostr-sdk/rust/Cargo.toml
+++ b/book/snippets/nostr-sdk/rust/Cargo.toml
@@ -8,5 +8,5 @@ edition = "2021"
 members = ["."]
 
 [dependencies]
-nostr-sdk = "0.27"
+nostr-sdk = "0.28"
 tokio = { version = "1", features = ["rt-multi-thread", "macros"] }
\ No newline at end of file
diff --git a/book/snippets/nostr-sdk/rust/src/quickstart.rs b/book/snippets/nostr-sdk/rust/src/quickstart.rs
index 04b257a4a..718e4af8b 100644
--- a/book/snippets/nostr-sdk/rust/src/quickstart.rs
+++ b/book/snippets/nostr-sdk/rust/src/quickstart.rs
@@ -13,7 +13,7 @@ pub async fn quickstart() -> Result<()> {
     client
         .add_relay_with_opts(
             "wss://relay.nostr.info",
-            RelayOptions::new().proxy(proxy).write(false),
+            RelayOptions::new().proxy(proxy).flags(RelayServiceFlags::default().remove(RelayServiceFlags::WRITE)),
         )
         .await?;
     client
diff --git a/book/snippets/nostr/js/package.json b/book/snippets/nostr/js/package.json
index 8f77d546f..496b7387c 100644
--- a/book/snippets/nostr/js/package.json
+++ b/book/snippets/nostr/js/package.json
@@ -5,6 +5,6 @@
     "main": "index.js",
     "license": "MIT",
     "dependencies": {
-        "@rust-nostr/nostr": "0.10.0"
+        "@rust-nostr/nostr": "0.11.0"
     }
 }
\ No newline at end of file
diff --git a/book/snippets/nostr/js/src/keys.js b/book/snippets/nostr/js/src/keys.js
index 886b562f5..4d48e22c7 100644
--- a/book/snippets/nostr/js/src/keys.js
+++ b/book/snippets/nostr/js/src/keys.js
@@ -16,8 +16,8 @@ function keys() {
     let keys2 = new Keys(secretKey);
     console.log("Secret key (hex): ", keys2.secretKey.toHex());
 
-    // Try to init Keys from hex or bech32 secret key
-    let keys3 = Keys.fromSkStr("nsec1ufnus6pju578ste3v90xd5m2decpuzpql2295m3sknqcjzyys9ls0qlc85");
+    // Try to parse Keys from secret key hex or bech32
+    let keys3 = Keys.parse("nsec1ufnus6pju578ste3v90xd5m2decpuzpql2295m3sknqcjzyys9ls0qlc85");
 
     let publicKey = PublicKey.fromHex("7b911fd37cdf5c81d4c0adb1ab7fa822ed253ab0ad9aa18d77257c88b29b718e");
     let keys4 = Keys.fromPublicKey(publicKey);
diff --git a/book/snippets/nostr/python/requirements.txt b/book/snippets/nostr/python/requirements.txt
index 192030b4b..906ae04a5 100644
--- a/book/snippets/nostr/python/requirements.txt
+++ b/book/snippets/nostr/python/requirements.txt
@@ -1 +1 @@
-nostr-protocol==0.8.0
\ No newline at end of file
+nostr-protocol==0.9.0
\ No newline at end of file
diff --git a/book/snippets/nostr/python/src/keys.py b/book/snippets/nostr/python/src/keys.py
index 4c0427604..eeb13085c 100644
--- a/book/snippets/nostr/python/src/keys.py
+++ b/book/snippets/nostr/python/src/keys.py
@@ -12,3 +12,6 @@ def keys():
     print(" Secret keys:")
     print(f"     hex:    {secret_key.to_hex()}")
     print(f"     bech32: {secret_key.to_bech32()}")
+
+    # Parse keys from hex or bech32
+    keys = Keys.parse("nsec1j4c6269y9w0q2er2xjw8sv2ehyrtfxq3jwgdlxj6qfn8z4gjsq5qfvfk99")
diff --git a/book/snippets/nostr/rust/Cargo.toml b/book/snippets/nostr/rust/Cargo.toml
index b2a5f24fb..be0574ad6 100644
--- a/book/snippets/nostr/rust/Cargo.toml
+++ b/book/snippets/nostr/rust/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2021"
 members = ["."]
 
 [dependencies]
-nostr = "0.27"
+nostr = "0.28"
diff --git a/book/snippets/nostr/rust/src/keys.rs b/book/snippets/nostr/rust/src/keys.rs
index e53f4b9af..b80eaacba 100644
--- a/book/snippets/nostr/rust/src/keys.rs
+++ b/book/snippets/nostr/rust/src/keys.rs
@@ -8,8 +8,11 @@ pub fn keys() -> Result<()> {
 
     println!("Public key (hex): {}", public_key);
     println!("Public key (bech32): {}", public_key.to_bech32()?);
-    println!("Secret key (hex): {}", keys.secret_key()?.display_secret());
+    println!("Secret key (hex): {}", keys.secret_key()?.to_secret_hex());
     println!("Secret key (bech32): {}", secret_key.to_bech32()?);
 
+    // Parse keys from hex or bech32
+    let keys = Keys::parse("nsec1j4c6269y9w0q2er2xjw8sv2ehyrtfxq3jwgdlxj6qfn8z4gjsq5qfvfk99")?;
+
     Ok(())
 }
diff --git a/book/src/nostr-sdk/02-installation.md b/book/src/nostr-sdk/02-installation.md
index 77cf29433..9e770792d 100644
--- a/book/src/nostr-sdk/02-installation.md
+++ b/book/src/nostr-sdk/02-installation.md
@@ -9,14 +9,14 @@ Add the `nostr-sdk` dependency in your `Cargo.toml` file:
 
 ```toml
 [dependencies]
-nostr-sdk = "0.27"
+nostr-sdk = "0.28"
 ```
 
 Alternatively, you can add it directly from `git` source:
 
 ```toml
 [dependencies]
-nostr-sdk = { git = "https://github.com/rust-nostr/nostr", tag = "v0.27.0" }
+nostr-sdk = { git = "https://github.com/rust-nostr/nostr", tag = "v0.28.0" }
 ```
 
 ```admonish info
@@ -43,7 +43,7 @@ pip install nostr-sdk
 Alternatively, you can manually add the dependency in your `requrements.txt`, `setup.py`, etc.:
 
 ```
-nostr-sdk==0.8.0
+nostr-sdk==0.9.0
 ```
 
 Import the library in your code:
@@ -88,7 +88,7 @@ Alternatively, you can manually add the dependency in your `package.json` file:
 ```json
 {
     "dependencies": {
-        "@rust-nostr/nostr-sdk": "0.10.0"
+        "@rust-nostr/nostr-sdk": "0.11.0"
     }
 }
 ```
@@ -140,7 +140,7 @@ repositories {
 }
 
 dependencies { 
-    implementation("io.github.rust-nostr:nostr-sdk:0.8.0")
+    implementation("io.github.rust-nostr:nostr-sdk:0.9.0")
 }
 ```
 
@@ -190,7 +190,7 @@ as a package dependency in Xcode.
 Add the following to the dependencies array in your `Package.swift`:
 
 ``` swift
-.package(url: "https://github.com/rust-nostr/nostr-sdk-swift.git", from: "0.8.0"),
+.package(url: "https://github.com/rust-nostr/nostr-sdk-swift.git", from: "0.9.0"),
 ```
 
 </section>
diff --git a/book/src/nostr/02-installation.md b/book/src/nostr/02-installation.md
index b0a017235..490a42eff 100644
--- a/book/src/nostr/02-installation.md
+++ b/book/src/nostr/02-installation.md
@@ -9,14 +9,14 @@ Add the `nostr` dependency in your `Cargo.toml` file:
 
 ```toml,ignore
 [dependencies]
-nostr = "0.27"
+nostr = "0.28"
 ```
 
 Alternatively, you can add it directly from `git` source:
 
 ```toml,ignore
 [dependencies]
-nostr = { git = "https://github.com/rust-nostr/nostr", tag = "v0.27.0" }
+nostr = { git = "https://github.com/rust-nostr/nostr", tag = "v0.28.0" }
 ```
 
 ```admonish info
@@ -43,7 +43,7 @@ pip install nostr-protocol
 Alternatively, you can manually add the dependency in your `requrements.txt`, `setup.py`, etc.:
 
 ```
-nostr-protocol==0.8.0
+nostr-protocol==0.9.0
 ```
 
 Import the library in your code:
@@ -87,7 +87,7 @@ Alternatively, you can manually add the dependency in your `package.json` file:
 ```json
 {
     "dependencies": {
-        "@rust-nostr/nostr": "0.10.0"
+        "@rust-nostr/nostr": "0.11.0"
     }
 }
 ```
@@ -139,7 +139,7 @@ repositories {
 }
 
 dependencies { 
-    implementation("io.github.rust-nostr:nostr:0.8.0")
+    implementation("io.github.rust-nostr:nostr:0.9.0")
 }
 ```
 
@@ -188,7 +188,7 @@ as a package dependency in Xcode.
 Add the following to the dependencies array in your `Package.swift`:
 
 ``` swift
-.package(url: "https://github.com/rust-nostr/nostr-swift.git", from: "0.8.0"),
+.package(url: "https://github.com/rust-nostr/nostr-swift.git", from: "0.9.0"),
 ```
 
 Import the library in your code:
diff --git a/contrib/release.md b/contrib/release.md
index 1eab7ed82..76f5368e0 100644
--- a/contrib/release.md
+++ b/contrib/release.md
@@ -21,7 +21,7 @@
     * Publish `JS` bindings
     * Publish `Swift` bindings
 
-* Bump versions in `book`
+* Bump versions in `book` (**without commit**, commit in next step)
     * Update examples
     * Rust book tests: `make check-book`