diff --git a/README.md b/README.md
index 5e2cef137..019e3d47d 100644
--- a/README.md
+++ b/README.md
@@ -207,7 +207,7 @@ types. The driver currently supports the following conversions:
         <tr>
             <td>
                 <a href="https://github.com/rust-lang-deprecated/time">time::Timespec</a>,
-                <a href="https://github.com/lifthrasiir/rust-chrono">chrono::DateTime&lt;UTC&gt;</a>,
+                <a href="https://github.com/lifthrasiir/rust-chrono">chrono::DateTime&lt;Utc&gt;</a>,
                 <a href="https://github.com/lifthrasiir/rust-chrono">chrono::DateTime&lt;Local&gt;</a>,
                 and
                 <a href="https://github.com/lifthrasiir/rust-chrono">chrono::DateTime&lt;FixedOffset&gt;</a>
diff --git a/postgres-shared/Cargo.toml b/postgres-shared/Cargo.toml
index 035ef0ad6..d78b91bcc 100644
--- a/postgres-shared/Cargo.toml
+++ b/postgres-shared/Cargo.toml
@@ -23,7 +23,7 @@ phf = "=0.7.21"
 postgres-protocol = { version = "0.3", path = "../postgres-protocol" }
 
 bit-vec = { version = "0.4", optional = true }
-chrono = { version = "0.3", optional = true }
+chrono = { version = "0.4", optional = true }
 eui48 = { version = "0.1", optional = true }
 geo = { version = "0.4", optional = true }
 rustc-serialize = { version = "0.3", optional = true }
diff --git a/postgres-shared/src/types/chrono.rs b/postgres-shared/src/types/chrono.rs
index ad796f138..c7670a627 100644
--- a/postgres-shared/src/types/chrono.rs
+++ b/postgres-shared/src/types/chrono.rs
@@ -1,7 +1,7 @@
 extern crate chrono;
 
 use postgres_protocol::types;
-use self::chrono::{Duration, NaiveDate, NaiveTime, NaiveDateTime, DateTime, UTC, Local,
+use self::chrono::{Duration, NaiveDate, NaiveTime, NaiveDateTime, DateTime, Utc, Local,
                    FixedOffset};
 use std::error::Error;
 
@@ -39,18 +39,18 @@ impl ToSql for NaiveDateTime {
     to_sql_checked!();
 }
 
-impl FromSql for DateTime<UTC> {
+impl FromSql for DateTime<Utc> {
     fn from_sql(type_: &Type,
                 raw: &[u8])
-                -> Result<DateTime<UTC>, Box<Error + Sync + Send>> {
+                -> Result<DateTime<Utc>, Box<Error + Sync + Send>> {
         let naive = NaiveDateTime::from_sql(type_, raw)?;
-        Ok(DateTime::from_utc(naive, UTC))
+        Ok(DateTime::from_utc(naive, Utc))
     }
 
     accepts!(Type::Timestamptz);
 }
 
-impl ToSql for DateTime<UTC> {
+impl ToSql for DateTime<Utc> {
     fn to_sql(&self,
               type_: &Type,
               w: &mut Vec<u8>)
@@ -66,7 +66,7 @@ impl FromSql for DateTime<Local> {
     fn from_sql(type_: &Type,
                 raw: &[u8])
                 -> Result<DateTime<Local>, Box<Error + Sync + Send>> {
-        let utc = DateTime::<UTC>::from_sql(type_, raw)?;
+        let utc = DateTime::<Utc>::from_sql(type_, raw)?;
         Ok(utc.with_timezone(&Local))
     }
 
@@ -78,7 +78,7 @@ impl ToSql for DateTime<Local> {
               type_: &Type,
               mut w: &mut Vec<u8>)
               -> Result<IsNull, Box<Error + Sync + Send>> {
-        self.with_timezone(&UTC).to_sql(type_, w)
+        self.with_timezone(&Utc).to_sql(type_, w)
     }
 
     accepts!(Type::Timestamptz);
@@ -89,7 +89,7 @@ impl FromSql for DateTime<FixedOffset> {
     fn from_sql(type_: &Type,
                 raw: &[u8])
                 -> Result<DateTime<FixedOffset>, Box<Error + Sync + Send>> {
-        let utc = DateTime::<UTC>::from_sql(type_, raw)?;
+        let utc = DateTime::<Utc>::from_sql(type_, raw)?;
         Ok(utc.with_timezone(&FixedOffset::east(0)))
     }
 
@@ -101,7 +101,7 @@ impl ToSql for DateTime<FixedOffset> {
               type_: &Type,
               w: &mut Vec<u8>)
               -> Result<IsNull, Box<Error + Sync + Send>> {
-        self.with_timezone(&UTC).to_sql(type_, w)
+        self.with_timezone(&Utc).to_sql(type_, w)
     }
 
     accepts!(Type::Timestamptz);
diff --git a/postgres-shared/src/types/mod.rs b/postgres-shared/src/types/mod.rs
index c18f6b815..3a3965e40 100644
--- a/postgres-shared/src/types/mod.rs
+++ b/postgres-shared/src/types/mod.rs
@@ -262,7 +262,7 @@ impl WrongType {
 /// | `serde_json::Value`             | JSON, JSONB                         |
 /// | `time::Timespec`                | TIMESTAMP, TIMESTAMP WITH TIME ZONE |
 /// | `chrono::NaiveDateTime`         | TIMESTAMP                           |
-/// | `chrono::DateTime<UTC>`         | TIMESTAMP WITH TIME ZONE            |
+/// | `chrono::DateTime<Utc>`         | TIMESTAMP WITH TIME ZONE            |
 /// | `chrono::DateTime<Local>`       | TIMESTAMP WITH TIME ZONE            |
 /// | `chrono::DateTime<FixedOffset>` | TIMESTAMP WITH TIME ZONE            |
 /// | `chrono::NaiveDate`             | DATE                                |
@@ -461,7 +461,7 @@ pub enum IsNull {
 /// | `serde_json::Value`             | JSON, JSONB                         |
 /// | `time::Timespec`                | TIMESTAMP, TIMESTAMP WITH TIME ZONE |
 /// | `chrono::NaiveDateTime`         | TIMESTAMP                           |
-/// | `chrono::DateTime<UTC>`         | TIMESTAMP WITH TIME ZONE            |
+/// | `chrono::DateTime<Utc>`         | TIMESTAMP WITH TIME ZONE            |
 /// | `chrono::DateTime<Local>`       | TIMESTAMP WITH TIME ZONE            |
 /// | `chrono::DateTime<FixedOffset>` | TIMESTAMP WITH TIME ZONE            |
 /// | `chrono::NaiveDate`             | DATE                                |
diff --git a/postgres/Cargo.toml b/postgres/Cargo.toml
index 1514f8b36..51670a8cf 100644
--- a/postgres/Cargo.toml
+++ b/postgres/Cargo.toml
@@ -60,7 +60,7 @@ hex = "0.2"
 url = "1.0"
 
 bit-vec = "0.4"
-chrono = "0.3"
+chrono = "0.4"
 eui48 = "0.1"
 geo = "0.4"
 rustc-serialize = "0.3"
diff --git a/postgres/tests/types/chrono.rs b/postgres/tests/types/chrono.rs
index 865854c89..6b1aaff29 100644
--- a/postgres/tests/types/chrono.rs
+++ b/postgres/tests/types/chrono.rs
@@ -1,6 +1,6 @@
 extern crate chrono;
 
-use self::chrono::{TimeZone, NaiveDate, NaiveTime, NaiveDateTime, DateTime, UTC};
+use self::chrono::{TimeZone, NaiveDate, NaiveTime, NaiveDateTime, DateTime, Utc};
 use types::test_type;
 
 use postgres::types::{Date, Timestamp};
@@ -33,8 +33,8 @@ fn test_with_special_naive_date_time_params() {
 
 #[test]
 fn test_date_time_params() {
-    fn make_check<'a>(time: &'a str) -> (Option<DateTime<UTC>>, &'a str) {
-        (Some(UTC.datetime_from_str(time, "'%Y-%m-%d %H:%M:%S.%f'").unwrap()), time)
+    fn make_check<'a>(time: &'a str) -> (Option<DateTime<Utc>>, &'a str) {
+        (Some(Utc.datetime_from_str(time, "'%Y-%m-%d %H:%M:%S.%f'").unwrap()), time)
     }
     test_type("TIMESTAMP WITH TIME ZONE",
               &[make_check("'1970-01-01 00:00:00.010000000'"),
@@ -45,8 +45,8 @@ fn test_date_time_params() {
 
 #[test]
 fn test_with_special_date_time_params() {
-    fn make_check<'a>(time: &'a str) -> (Timestamp<DateTime<UTC>>, &'a str) {
-        (Timestamp::Value(UTC.datetime_from_str(time, "'%Y-%m-%d %H:%M:%S.%f'").unwrap()), time)
+    fn make_check<'a>(time: &'a str) -> (Timestamp<DateTime<Utc>>, &'a str) {
+        (Timestamp::Value(Utc.datetime_from_str(time, "'%Y-%m-%d %H:%M:%S.%f'").unwrap()), time)
     }
     test_type("TIMESTAMP WITH TIME ZONE",
               &[make_check("'1970-01-01 00:00:00.010000000'"),