diff --git a/sqlx-core/src/sqlite/types/chrono.rs b/sqlx-core/src/sqlite/types/chrono.rs
index 1ebb2c4f..be4350f2 100644
--- a/sqlx-core/src/sqlite/types/chrono.rs
+++ b/sqlx-core/src/sqlite/types/chrono.rs
@@ -8,7 +8,9 @@ use crate::{
     types::Type,
 };
 use bitflags::_core::fmt::Display;
-use chrono::{DateTime, Local, NaiveDate, NaiveDateTime, NaiveTime, Offset, TimeZone, Utc};
+use chrono::{
+    DateTime, Local, NaiveDate, NaiveDateTime, NaiveTime, Offset, SecondsFormat, TimeZone, Utc,
+};
 
 impl<Tz: TimeZone> Type<Sqlite> for DateTime<Tz> {
     fn type_info() -> SqliteTypeInfo {
@@ -58,7 +60,7 @@ where
     Tz::Offset: Display,
 {
     fn encode_by_ref(&self, buf: &mut Vec<SqliteArgumentValue<'_>>) -> IsNull {
-        Encode::<Sqlite>::encode(self.naive_utc().format("%F %T%.f").to_string(), buf)
+        Encode::<Sqlite>::encode(self.to_rfc3339_opts(SecondsFormat::AutoSi, false), buf)
     }
 }
 
@@ -115,6 +117,10 @@ fn decode_datetime(value: SqliteValueRef<'_>) -> Result<DateTime<FixedOffset>, B
 }
 
 fn decode_datetime_from_text(value: &str) -> Option<DateTime<FixedOffset>> {
+    if let Ok(dt) = DateTime::parse_from_rfc3339(value) {
+        return Some(dt);
+    }
+
     // Loop over common date time patterns, inspired by Diesel
     // https://github.com/diesel-rs/diesel/blob/93ab183bcb06c69c0aee4a7557b6798fd52dd0d8/diesel/src/sqlite/types/date_and_time/chrono.rs#L56-L97
     let sqlite_datetime_formats = &[
diff --git a/sqlx-test/src/lib.rs b/sqlx-test/src/lib.rs
index 4efa9d29..118654d1 100644
--- a/sqlx-test/src/lib.rs
+++ b/sqlx-test/src/lib.rs
@@ -105,7 +105,7 @@ macro_rules! test_unprepared_type {
                     let row = s.try_next().await?.unwrap();
                     let rec = row.try_get::<$ty, _>(0)?;
 
-                    assert!($value == rec);
+                    assert_eq!($value, rec);
 
                     drop(s);
                 )+
@@ -136,7 +136,7 @@ macro_rules! __test_prepared_decode_type {
 
                     let rec: $ty = row.try_get(0)?;
 
-                    assert!($value == rec);
+                    assert_eq!($value, rec);
                 )+
 
                 Ok(())
diff --git a/tests/sqlite/types.rs b/tests/sqlite/types.rs
index 9b13083c..181fbb45 100644
--- a/tests/sqlite/types.rs
+++ b/tests/sqlite/types.rs
@@ -94,16 +94,16 @@ mod chrono {
     use super::*;
     use sqlx::types::chrono::{DateTime, FixedOffset, NaiveDate, NaiveDateTime, TimeZone, Utc};
 
-    test_type!(chrono_naive_date_time<NaiveDateTime>(Sqlite,
-        "datetime('2019-01-02 05:10:20')" == NaiveDate::from_ymd(2019, 1, 2).and_hms(5, 10, 20)
+    test_type!(chrono_naive_date_time<NaiveDateTime>(Sqlite, "SELECT datetime({0}) is datetime(?), {0}, ?",
+        "'2019-01-02 05:10:20'" == NaiveDate::from_ymd(2019, 1, 2).and_hms(5, 10, 20)
     ));
 
-    test_type!(chrono_date_time_utc<DateTime::<Utc>>(Sqlite,
-        "datetime('1996-12-20T00:39:57+00:00')" == Utc.ymd(1996, 12, 20).and_hms(0, 39, 57)
+    test_type!(chrono_date_time_utc<DateTime::<Utc>>(Sqlite, "SELECT datetime({0}) is datetime(?), {0}, ?",
+        "'1996-12-20T00:39:57+00:00'" == Utc.ymd(1996, 12, 20).and_hms(0, 39, 57)
     ));
 
-    test_type!(chrono_date_time_fixed_offset<DateTime::<FixedOffset>>(Sqlite,
-        "datetime('2016-11-08T03:50:23-05:00')" == FixedOffset::west(5 * 3600).ymd(2016, 11, 08).and_hms(3, 50, 23)
+    test_type!(chrono_date_time_fixed_offset<DateTime::<FixedOffset>>(Sqlite, "SELECT datetime({0}) is datetime(?), {0}, ?",
+        "'2016-11-08T03:50:23-05:00'" == DateTime::<Utc>::from(FixedOffset::west(5 * 3600).ymd(2016, 11, 08).and_hms(3, 50, 23))
     ));
 }