diff --git a/Cargo.lock b/Cargo.lock
index c94c5fc..35ed824 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1265,6 +1265,17 @@ dependencies = [
  "serde_derive",
 ]
 
+[[package]]
+name = "serde-aux"
+version = "4.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "184eba62ebddb71658697c8b08822edee89970bf318c5362189f0de27f85b498"
+dependencies = [
+ "chrono",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "serde_derive"
 version = "1.0.145"
@@ -1687,6 +1698,7 @@ dependencies = [
  "rand",
  "secp256k1 0.26.0",
  "serde",
+ "serde-aux",
  "serde_json",
  "serial_test",
  "smart-default",
diff --git a/examples/Cargo.lock b/examples/Cargo.lock
index f287384..a3d3d1c 100644
--- a/examples/Cargo.lock
+++ b/examples/Cargo.lock
@@ -1145,6 +1145,17 @@ dependencies = [
  "serde_derive",
 ]
 
+[[package]]
+name = "serde-aux"
+version = "4.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "184eba62ebddb71658697c8b08822edee89970bf318c5362189f0de27f85b498"
+dependencies = [
+ "chrono",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "serde_derive"
 version = "1.0.151"
@@ -1509,6 +1520,7 @@ dependencies = [
  "rand",
  "secp256k1 0.26.0",
  "serde",
+ "serde-aux",
  "serde_json",
  "smart-default",
  "sscanf",
diff --git a/waku-bindings/Cargo.toml b/waku-bindings/Cargo.toml
index a045192..ab66e20 100644
--- a/waku-bindings/Cargo.toml
+++ b/waku-bindings/Cargo.toml
@@ -28,6 +28,7 @@ smart-default = "0.6"
 url = "2.3"
 waku-sys = { version = "0.5.0", path = "../waku-sys" }
 libc = "0.2"
+serde-aux = "4.3.1"
 
 [dev-dependencies]
 futures = "0.3.25"
diff --git a/waku-bindings/src/general/mod.rs b/waku-bindings/src/general/mod.rs
index 0de4b62..1a665b7 100644
--- a/waku-bindings/src/general/mod.rs
+++ b/waku-bindings/src/general/mod.rs
@@ -9,6 +9,7 @@ use aes_gcm::{Aes256Gcm, Key};
 use base64::Engine;
 use secp256k1::{ecdsa::Signature, PublicKey, SecretKey};
 use serde::{de::Error, Deserialize, Deserializer, Serialize, Serializer};
+use serde_aux::prelude::*;
 use sscanf::{scanf, RegexRepresentation};
 // internal
 use crate::decrypt::{waku_decode_asymmetric, waku_decode_symmetric};
@@ -71,6 +72,7 @@ pub struct WakuMessage {
     #[serde(default)]
     version: WakuMessageVersion,
     /// Unix timestamp in nanoseconds
+    #[serde(deserialize_with = "deserialize_number_from_string")]
     timestamp: usize,
     #[serde(with = "base64_serde", default = "Vec::new")]
     meta: Vec<u8>,