diff --git a/Cargo.lock b/Cargo.lock
index 7df23877..88dd1fe0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1874,7 +1874,7 @@ dependencies = [
 [[package]]
 name = "pragma-monitoring"
 version = "0.1.0"
-source = "git+https://github.com/astraly-labs/pragma-monitoring?rev=5536301#5536301ccac1f5aca23ed86471cf3518388a72c1"
+source = "git+https://github.com/akhercha/pragma-monitoring?branch=dev/naive_datetime_to_utc#b6fee94f191fd8e44daec6160b6852d716c4a9fd"
 dependencies = [
  "arc-swap",
  "axum",
diff --git a/infra/pragma-node/postgres_migrations/01-init.sql b/infra/pragma-node/postgres_migrations/01-init.sql
index 5e51d70d..b2b9810f 100644
--- a/infra/pragma-node/postgres_migrations/01-init.sql
+++ b/infra/pragma-node/postgres_migrations/01-init.sql
@@ -4,10 +4,10 @@ CREATE TABLE mainnet_spot_entry (
     data_id character varying(255) NOT NULL,
     block_hash character varying(255),
     block_number bigint,
-    block_timestamp timestamp without time zone,
+    block_timestamp TIMESTAMPTZ,
     transaction_hash character varying(255),
     price numeric,
-    timestamp timestamp without time zone,
+    timestamp TIMESTAMPTZ,
     publisher character varying(255),
     source character varying(255),
     volume numeric,
@@ -20,10 +20,10 @@ CREATE TABLE spot_entry (
     data_id character varying(255) NOT NULL,
     block_hash character varying(255),
     block_number bigint,
-    block_timestamp timestamp without time zone,
+    block_timestamp TIMESTAMPTZ,
     transaction_hash character varying(255),
     price numeric,
-    timestamp timestamp without time zone,
+    timestamp TIMESTAMPTZ,
     publisher character varying(255),
     source character varying(255),
     volume numeric,
@@ -37,15 +37,15 @@ CREATE TABLE mainnet_future_entry (
     data_id character varying(255),
     block_hash character varying(255),
     block_number bigint,
-    block_timestamp timestamp without time zone,
+    block_timestamp TIMESTAMPTZ,
     transaction_hash character varying(255),
     price numeric,
-    timestamp timestamp without time zone,
+    timestamp TIMESTAMPTZ,
     publisher character varying(255),
     source character varying(255),
     volume numeric,
     _cursor bigint,
-    expiration_timestamp timestamp without time zone
+    expiration_timestamp TIMESTAMPTZ
 );
 
 CREATE TABLE future_entry (
@@ -54,15 +54,15 @@ CREATE TABLE future_entry (
     data_id character varying(255),
     block_hash character varying(255),
     block_number bigint,
-    block_timestamp timestamp without time zone,
+    block_timestamp TIMESTAMPTZ,
     transaction_hash character varying(255),
     price numeric,
-    timestamp timestamp without time zone,
+    timestamp TIMESTAMPTZ,
     publisher character varying(255),
     source character varying(255),
     volume numeric,
     _cursor bigint,
-    expiration_timestamp timestamp without time zone
+    expiration_timestamp TIMESTAMPTZ
 );
 
 CREATE TABLE mainnet_spot_checkpoints (
@@ -71,13 +71,13 @@ CREATE TABLE mainnet_spot_checkpoints (
     data_id character varying(255) NOT NULL,
     block_hash character varying(255),
     block_number bigint,
-    block_timestamp timestamp without time zone,
+    block_timestamp TIMESTAMPTZ,
     transaction_hash character varying(255),
     price numeric,
     sender_address character varying(255),
     aggregation_mode numeric,
     _cursor bigint,
-    timestamp timestamp without time zone,
+    timestamp TIMESTAMPTZ,
     nb_sources_aggregated numeric
 );
 
@@ -87,13 +87,13 @@ CREATE TABLE spot_checkpoints (
     data_id character varying(255) NOT NULL,
     block_hash character varying(255),
     block_number bigint,
-    block_timestamp timestamp without time zone,
+    block_timestamp TIMESTAMPTZ,
     transaction_hash character varying(255),
     price numeric,
     sender_address character varying(255),
     aggregation_mode numeric,
     _cursor bigint,
-    timestamp timestamp without time zone,
+    timestamp TIMESTAMPTZ,
     nb_sources_aggregated numeric
 );
 
@@ -101,13 +101,13 @@ CREATE TABLE vrf_requests (
     network character varying(255),
     request_id numeric,
     seed numeric,
-    created_at timestamp without time zone,
+    created_at TIMESTAMPTZ,
     created_at_tx character varying(255),
     callback_address character varying(255),
     callback_fee_limit numeric,
     num_words numeric,
     requestor_address character varying(255),
-    updated_at timestamp without time zone,
+    updated_at TIMESTAMPTZ,
     updated_at_tx character varying(255),
     status numeric,
     minimum_block_number numeric,
diff --git a/pragma-entities/src/dto/entry.rs b/pragma-entities/src/dto/entry.rs
index 1acec901..8aef16f6 100644
--- a/pragma-entities/src/dto/entry.rs
+++ b/pragma-entities/src/dto/entry.rs
@@ -27,7 +27,7 @@ impl From<crate::Entry> for Entry {
             pair_id: entry.pair_id,
             publisher: entry.publisher,
             source: entry.source,
-            timestamp: entry.timestamp.and_utc().timestamp_millis() as u64,
+            timestamp: entry.timestamp.timestamp_millis() as u64,
             price: entry.price.to_u128().unwrap_or(0), // change default value ?
         }
     }
diff --git a/pragma-entities/src/models/entry.rs b/pragma-entities/src/models/entry.rs
index f919bf96..512a08f7 100644
--- a/pragma-entities/src/models/entry.rs
+++ b/pragma-entities/src/models/entry.rs
@@ -2,7 +2,7 @@ use crate::dto::entry as dto;
 use crate::models::DieselResult;
 use crate::schema::entries;
 use bigdecimal::BigDecimal;
-use diesel::internal::derives::multiconnection::chrono::NaiveDateTime;
+use chrono::{DateTime, Utc};
 use diesel::upsert::excluded;
 use diesel::{
     AsChangeset, ExpressionMethods, Insertable, PgConnection, PgTextExpressionMethods, QueryDsl,
@@ -19,7 +19,7 @@ pub struct Entry {
     pub pair_id: String,
     pub publisher: String,
     pub source: String,
-    pub timestamp: NaiveDateTime,
+    pub timestamp: DateTime<Utc>,
     pub price: BigDecimal,
 }
 
@@ -29,7 +29,7 @@ pub struct NewEntry {
     pub pair_id: String,
     pub publisher: String,
     pub source: String,
-    pub timestamp: NaiveDateTime,
+    pub timestamp: DateTime<Utc>,
     pub price: BigDecimal,
 }
 
diff --git a/pragma-node/Cargo.toml b/pragma-node/Cargo.toml
index 765ef40e..8fa3db01 100644
--- a/pragma-node/Cargo.toml
+++ b/pragma-node/Cargo.toml
@@ -21,7 +21,7 @@ envy = "0.4.2"
 lazy_static = "1.4.0"
 pragma-common = { path = "../pragma-common", version = "1.0.0" }
 pragma-entities = { path = "../pragma-entities", version = "1.0.0" }
-pragma-monitoring = { git = "https://github.com/astraly-labs/pragma-monitoring", rev = "5536301" }
+pragma-monitoring = { git = "https://github.com/akhercha/pragma-monitoring", branch = "dev/naive_datetime_to_utc" }
 rdkafka = "0.36.0"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = { version = "1.0", features = ["arbitrary_precision"] }
diff --git a/pragma-node/src/handlers/entries/create_entry.rs b/pragma-node/src/handlers/entries/create_entry.rs
index ea95969a..58195e82 100644
--- a/pragma-node/src/handlers/entries/create_entry.rs
+++ b/pragma-node/src/handlers/entries/create_entry.rs
@@ -145,7 +145,7 @@ pub async fn create_entries(
         .iter()
         .map(|entry| {
             let dt = match DateTime::<Utc>::from_timestamp(entry.base.timestamp as i64, 0) {
-                Some(dt) => dt.naive_utc(),
+                Some(dt) => dt,
                 None => return Err(EntryError::InvalidTimestamp),
             };
 
diff --git a/pragma-node/src/handlers/entries/get_entry.rs b/pragma-node/src/handlers/entries/get_entry.rs
index 6bea68c8..1100901d 100644
--- a/pragma-node/src/handlers/entries/get_entry.rs
+++ b/pragma-node/src/handlers/entries/get_entry.rs
@@ -84,7 +84,7 @@ fn adapt_entry_to_entry_response(
 ) -> GetEntryResponse {
     GetEntryResponse {
         pair_id,
-        timestamp: entry.time.and_utc().timestamp_millis() as u64,
+        timestamp: entry.time.timestamp_millis() as u64,
         num_sources_aggregated: entry.num_sources as usize,
         price: format!(
             "0x{}",
diff --git a/pragma-node/src/handlers/entries/utils.rs b/pragma-node/src/handlers/entries/utils.rs
index b1a1b6a9..6b5ef0f5 100644
--- a/pragma-node/src/handlers/entries/utils.rs
+++ b/pragma-node/src/handlers/entries/utils.rs
@@ -1,5 +1,5 @@
 use bigdecimal::{BigDecimal, ToPrimitive};
-use chrono::NaiveDateTime;
+use chrono::{DateTime, Utc};
 use std::collections::HashMap;
 
 use crate::infra::repositories::entry_repository::MedianEntry;
@@ -49,7 +49,7 @@ pub(crate) fn get_decimals_for_pair(
 #[allow(dead_code)]
 pub(crate) fn compute_median_price_and_time(
     entries: &mut Vec<MedianEntry>,
-) -> Option<(BigDecimal, NaiveDateTime)> {
+) -> Option<(BigDecimal, DateTime<Utc>)> {
     if entries.is_empty() {
         return None;
     }
@@ -108,7 +108,7 @@ mod tests {
 
     fn new_entry(median_price: u32, timestamp: i64) -> MedianEntry {
         MedianEntry {
-            time: DateTime::from_timestamp(timestamp, 0).unwrap().naive_utc(),
+            time: DateTime::from_timestamp(timestamp, 0).unwrap(),
             median_price: median_price.into(),
             num_sources: 5,
         }
diff --git a/pragma-node/src/infra/repositories/entry_repository.rs b/pragma-node/src/infra/repositories/entry_repository.rs
index 4a02b546..7c30ad92 100644
--- a/pragma-node/src/infra/repositories/entry_repository.rs
+++ b/pragma-node/src/infra/repositories/entry_repository.rs
@@ -1,5 +1,5 @@
 use bigdecimal::{BigDecimal, ToPrimitive};
-use chrono::{DateTime, NaiveDateTime};
+use chrono::{DateTime, Utc};
 use diesel::prelude::QueryableByName;
 use diesel::{ExpressionMethods, QueryDsl, Queryable, RunQueryDsl};
 use serde::{Deserialize, Serialize};
@@ -68,7 +68,7 @@ pub async fn _get_all(
 
 #[derive(Debug, Serialize, Queryable)]
 pub struct MedianEntry {
-    pub time: NaiveDateTime,
+    pub time: DateTime<Utc>,
     pub median_price: BigDecimal,
     pub num_sources: i64,
 }
@@ -76,7 +76,7 @@ pub struct MedianEntry {
 #[derive(Serialize, QueryableByName, Clone, Debug)]
 pub struct MedianEntryRaw {
     #[diesel(sql_type = diesel::sql_types::Timestamptz)]
-    pub time: NaiveDateTime,
+    pub time: DateTime<Utc>,
     #[diesel(sql_type = diesel::sql_types::Numeric)]
     pub median_price: BigDecimal,
     #[diesel(sql_type = diesel::sql_types::BigInt)]
@@ -141,14 +141,10 @@ fn calculate_rebased_price(
             base_decimals,
         )
     };
-    let min_timestamp = std::cmp::max(
-        base_entry.time.and_utc().timestamp(),
-        quote_entry.time.and_utc().timestamp(),
-    );
+    let min_timestamp = std::cmp::max(base_entry.time.timestamp(), quote_entry.time.timestamp());
     let num_sources = std::cmp::max(base_entry.num_sources, quote_entry.num_sources);
-    let new_timestamp = DateTime::from_timestamp(min_timestamp, 0)
-        .ok_or(InfraError::InvalidTimeStamp)?
-        .naive_utc();
+    let new_timestamp =
+        DateTime::from_timestamp(min_timestamp, 0).ok_or(InfraError::InvalidTimeStamp)?;
 
     let median_entry = MedianEntry {
         time: new_timestamp,
@@ -554,7 +550,7 @@ pub async fn get_decimals(
 
 #[derive(Debug, Clone, Serialize, Deserialize, Queryable)]
 pub struct OHLCEntry {
-    pub time: NaiveDateTime,
+    pub time: DateTime<Utc>,
     pub open: BigDecimal,
     pub low: BigDecimal,
     pub high: BigDecimal,
@@ -564,7 +560,7 @@ pub struct OHLCEntry {
 #[derive(Serialize, QueryableByName, Clone, Debug)]
 pub struct OHLCEntryRaw {
     #[diesel(sql_type = diesel::sql_types::Timestamptz)]
-    pub time: NaiveDateTime,
+    pub time: DateTime<Utc>,
     #[diesel(sql_type = diesel::sql_types::Numeric)]
     pub open: BigDecimal,
     #[diesel(sql_type = diesel::sql_types::Numeric)]
diff --git a/pragma-node/src/infra/repositories/onchain_repository.rs b/pragma-node/src/infra/repositories/onchain_repository.rs
index c6604e67..aeb5b9a1 100644
--- a/pragma-node/src/infra/repositories/onchain_repository.rs
+++ b/pragma-node/src/infra/repositories/onchain_repository.rs
@@ -1,8 +1,9 @@
 use std::collections::HashMap;
 
 use bigdecimal::BigDecimal;
+use chrono::{DateTime, Utc};
 use deadpool_diesel::postgres::Pool;
-use diesel::sql_types::{BigInt, Integer, Numeric, Text, Timestamp, VarChar};
+use diesel::sql_types::{BigInt, Integer, Numeric, Text, Timestamptz, VarChar};
 use diesel::{Queryable, QueryableByName, RunQueryDsl};
 
 use pragma_common::types::{AggregationMode, DataType, Network};
@@ -42,7 +43,7 @@ impl From<SpotEntryWithAggregatedPrice> for OnchainEntry {
             source: entry.spot_entry.source,
             price: entry.spot_entry.price.to_string(),
             tx_hash: entry.spot_entry.transaction_hash,
-            timestamp: entry.spot_entry.timestamp.and_utc().timestamp() as u64,
+            timestamp: entry.spot_entry.timestamp.timestamp() as u64,
         }
     }
 }
@@ -142,8 +143,8 @@ pub async fn get_sources_and_aggregate(
 
 #[derive(Queryable, QueryableByName)]
 struct EntryTimestamp {
-    #[diesel(sql_type = Timestamp)]
-    pub timestamp: chrono::NaiveDateTime,
+    #[diesel(sql_type = Timestamptz)]
+    pub timestamp: DateTime<Utc>,
 }
 
 // TODO(akhercha): Only works for Spot entries
@@ -179,7 +180,7 @@ pub async fn get_last_updated_timestamp(
         .map_err(adapt_infra_error)?;
 
     let most_recent_entry = raw_entry.first().ok_or(InfraError::NotFound)?;
-    Ok(most_recent_entry.timestamp.and_utc().timestamp() as u64)
+    Ok(most_recent_entry.timestamp.timestamp() as u64)
 }
 
 #[derive(Queryable, QueryableByName)]
@@ -188,8 +189,8 @@ struct RawCheckpoint {
     pub transaction_hash: String,
     #[diesel(sql_type = Numeric)]
     pub price: BigDecimal,
-    #[diesel(sql_type = Timestamp)]
-    pub timestamp: chrono::NaiveDateTime,
+    #[diesel(sql_type = Timestamptz)]
+    pub timestamp: DateTime<Utc>,
     #[diesel(sql_type = VarChar)]
     pub sender_address: String,
 }
@@ -199,7 +200,7 @@ impl RawCheckpoint {
         Checkpoint {
             tx_hash: self.transaction_hash.clone(),
             price: format_bigdecimal_price(self.price.clone(), decimals),
-            timestamp: self.timestamp.and_utc().timestamp() as u64,
+            timestamp: self.timestamp.timestamp() as u64,
             sender_address: self.sender_address.clone(),
         }
     }
@@ -304,8 +305,8 @@ pub struct RawLastPublisherEntryForPair {
     pub price: BigDecimal,
     #[diesel(sql_type = VarChar)]
     pub source: String,
-    #[diesel(sql_type = Timestamp)]
-    pub last_updated_timestamp: chrono::NaiveDateTime,
+    #[diesel(sql_type = Timestamptz)]
+    pub last_updated_timestamp: DateTime<Utc>,
 }
 
 impl RawLastPublisherEntryForPair {
@@ -313,7 +314,7 @@ impl RawLastPublisherEntryForPair {
         let decimals = get_decimals_for_pair(currencies, &self.pair_id);
         PublisherEntry {
             pair_id: self.pair_id.clone(),
-            last_updated_timestamp: self.last_updated_timestamp.and_utc().timestamp() as u64,
+            last_updated_timestamp: self.last_updated_timestamp.timestamp() as u64,
             price: format_bigdecimal_price(self.price.clone(), decimals),
             source: self.source.clone(),
             decimals,