diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 3d769c0..e797907 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "nanopub-cli"
-version = "0.0.7"
+version = "0.0.9"
 description = """
 A cross-platform CLI tool written in Rust to sign Nanopublications.
 """
@@ -14,6 +14,6 @@ homepage.workspace = true
 categories.workspace = true
 
 [dependencies]
-nanopub = { version = "0.0.7", path = "../lib" }
+nanopub = { version = "0.0.9", path = "../lib" }
 clap = { version = "4.4", features = ["derive"] }
 tokio = { version = "1.34", features = ["macros", "rt-multi-thread"] }
diff --git a/js/Cargo.toml b/js/Cargo.toml
index a853faa..6f7b1ed 100644
--- a/js/Cargo.toml
+++ b/js/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "nanopub-js"
-version = "0.0.7"
+version = "0.0.9"
 description = "JavaScript bindings for the Nanopub rust toolkit"
 repository = "https://github.com/vemonet/nanopub-rs/tree/main/js"
 authors.workspace = true
@@ -15,7 +15,7 @@ categories.workspace = true
 crate-type = ["cdylib"]
 
 [dependencies]
-nanopub = { version = "0.0.7", path = "../lib" }
+nanopub = { version = "0.0.9", path = "../lib" }
 wasm-bindgen = "0.2"
 wasm-bindgen-futures = "0.4"
 js-sys = "0.3"
diff --git a/lib/Cargo.toml b/lib/Cargo.toml
index d98e90e..f6ec096 100644
--- a/lib/Cargo.toml
+++ b/lib/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "nanopub"
-version = "0.0.7"
+version = "0.0.9"
 description = """
 A cross-platform Rust library to sign Nanopublications, with bindings to Python and JS (wasm)
 """
diff --git a/lib/src/utils.rs b/lib/src/utils.rs
index cd44abd..42fa1c9 100644
--- a/lib/src/utils.rs
+++ b/lib/src/utils.rs
@@ -83,10 +83,9 @@ pub fn get_np_server(random: bool) -> &'static str {
         return LIST_SERVERS[0];
     }
     // Generate a random number
-    let mut buf = [0u8; 4]; // Buffer to store 4 bytes (u32)
+    let mut buf = [0u8; 4];
     getrandom(&mut buf).expect("Failed to generate random number");
-    let num = u32::from_ne_bytes(buf); // Convert bytes to u32
-                                       // Use the random number to generate an index
+    let num = u32::from_ne_bytes(buf);
     let index = num as usize % LIST_SERVERS.len();
     LIST_SERVERS[index]
 }
diff --git a/python/Cargo.toml b/python/Cargo.toml
index 900e8bd..17267f5 100644
--- a/python/Cargo.toml
+++ b/python/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "nanopub-sign"
-version = "0.0.7"
+version = "0.0.9"
 description = "Python bindings for the Nanopub rust toolkit"
 repository = "https://github.com/vemonet/nanopub-rs/tree/main/python"
 authors.workspace = true
@@ -16,7 +16,7 @@ name = "nanopub_sign"
 crate-type = ["cdylib"]
 
 [dependencies]
-nanopub = { version = "0.0.7", path = "../lib" }
+nanopub = { version = "0.0.9", path = "../lib" }
 pyo3 = { version = "0.20", features = ["extension-module"] }
 pyo3-asyncio = "0.20"
 tokio = { version = "1.34", features = ["rt-multi-thread"] }