diff --git a/examples/basic/src/main.rs b/examples/basic/src/main.rs
index d0da1c3..748f57f 100644
--- a/examples/basic/src/main.rs
+++ b/examples/basic/src/main.rs
@@ -46,6 +46,7 @@ async fn main() -> Result<(), Error> {
                     WakuEvent::ConnectionChange(_evt) => {
                         // dbg!("Conn change evt", evt);
                     }
+                    WakuEvent::NodeHealthChange(_evt) => {}
                     WakuEvent::Unrecognized(err) => panic!("Unrecognized waku event: {:?}", err),
                     _ => panic!("event case not expected"),
                 };
@@ -75,6 +76,7 @@ async fn main() -> Result<(), Error> {
                     WakuEvent::ConnectionChange(_evt) => {
                         // dbg!("Conn change evt", evt);
                     }
+                    WakuEvent::NodeHealthChange(_evt) => {}
                     WakuEvent::Unrecognized(err) => panic!("Unrecognized waku event: {:?}", err),
                     _ => panic!("event case not expected"),
                 };
diff --git a/waku-bindings/src/macros.rs b/waku-bindings/src/macros.rs
index 4ad9608..b352aa6 100644
--- a/waku-bindings/src/macros.rs
+++ b/waku-bindings/src/macros.rs
@@ -1,7 +1,7 @@
 use crate::general::libwaku_response::LibwakuResponse;
 
 use std::{slice, str};
-use waku_sys::WakuCallBack;
+use waku_sys::FFICallBack;
 
 unsafe extern "C" fn trampoline<F>(
     ret_code: ::std::os::raw::c_int,
@@ -26,7 +26,7 @@ unsafe extern "C" fn trampoline<F>(
     closure(result);
 }
 
-pub fn get_trampoline<F>(_closure: &F) -> WakuCallBack
+pub fn get_trampoline<F>(_closure: &F) -> FFICallBack
 where
     F: FnMut(LibwakuResponse),
 {
@@ -57,10 +57,10 @@ macro_rules! handle_ffi_call {
         let code = unsafe {
             let cb = get_trampoline(&closure);
             $waku_fn(
-                $ctx,           // Pass the context
-                $($($arg),*,)?  // Expand the variadic arguments if provided
-                cb,             // Pass the callback trampoline
-                &mut closure as *mut _ as *mut c_void
+                $ctx,                                   // Pass the context
+                cb,                                     // Pass the callback trampoline
+                &mut closure as *mut _ as *mut c_void,  // Pass the user data
+                $($($arg),*)?                           // Expand the variadic arguments if provided
             )
         };
 
diff --git a/waku-bindings/src/node/config.rs b/waku-bindings/src/node/config.rs
index 6bf5fb0..5cc8523 100644
--- a/waku-bindings/src/node/config.rs
+++ b/waku-bindings/src/node/config.rs
@@ -28,7 +28,7 @@ pub struct WakuNodeConfig {
     #[default(Some(true))]
     pub relay: Option<bool>,
     pub relay_topics: Vec<String>,
-    #[default(vec![1])]
+    #[default(vec![0])]
     pub shards: Vec<usize>,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub max_message_size: Option<String>,
diff --git a/waku-bindings/src/node/context.rs b/waku-bindings/src/node/context.rs
index 87afae5..9395e5e 100644
--- a/waku-bindings/src/node/context.rs
+++ b/waku-bindings/src/node/context.rs
@@ -49,7 +49,7 @@ impl WakuNodeContext {
             *boxed_closure = Box::new(closure);
             unsafe {
                 let cb = get_trampoline(&(*boxed_closure));
-                waku_sys::waku_set_event_callback(
+                waku_sys::set_event_callback(
                     self.obj_ptr,
                     cb,
                     &mut (*boxed_closure) as *mut _ as *mut c_void,
diff --git a/waku-bindings/src/node/events.rs b/waku-bindings/src/node/events.rs
index afd9a13..050165a 100644
--- a/waku-bindings/src/node/events.rs
+++ b/waku-bindings/src/node/events.rs
@@ -27,6 +27,9 @@ pub enum WakuEvent {
     #[serde(rename = "connection_change")]
     ConnectionChange(ConnectionChangeEvent),
 
+    #[serde(rename = "node_health_change")]
+    NodeHealthChange(NodeHealthChangeEvent),
+
     Unrecognized(serde_json::Value),
 }
 
@@ -56,12 +59,17 @@ pub struct TopicHealthEvent {
 #[derive(Serialize, Deserialize, Debug)]
 #[serde(rename_all = "camelCase")]
 pub struct ConnectionChangeEvent {
-    /// The pubsub topic on which the message was received
     pub peer_id: String,
-    /// The message hash
     pub peer_event: String,
 }
 
+/// Type of `event` field for a `node_health_change` event
+#[derive(Serialize, Deserialize, Debug)]
+#[serde(rename_all = "camelCase")]
+pub struct NodeHealthChangeEvent {
+    pub status: String,
+}
+
 #[cfg(test)]
 mod tests {
     use crate::WakuEvent;
diff --git a/waku-sys/build.rs b/waku-sys/build.rs
index 1bc3c06..89e1226 100644
--- a/waku-sys/build.rs
+++ b/waku-sys/build.rs
@@ -117,6 +117,8 @@ fn generate_bindgen_code(project_dir: &Path) {
 
     println!("cargo:rustc-link-lib=dl");
     println!("cargo:rustc-link-lib=m");
+    // nim-lsquic embeds BoringSSL (C++) — requires C++ runtime
+    println!("cargo:rustc-link-lib=c++");
 
     println!(
         "cargo:rustc-link-search=native={}",