diff --git a/adafruit_gps.py b/adafruit_gps.py
index 57a087e..acee2b4 100644
--- a/adafruit_gps.py
+++ b/adafruit_gps.py
@@ -28,6 +28,7 @@
 """
 
 import time
+from datetime import datetime
 
 from micropython import const
 
@@ -412,8 +413,8 @@ def has_3d_fix(self) -> bool:
         return self.fix_quality_3d is not None and self.fix_quality_3d >= 2
 
     @property
-    def datetime(self) -> Optional[time.struct_time]:
-        """Return struct_time object to feed rtc.set_time_source() function"""
+    def datetime(self) -> Optional[datetime]:
+        """Return datetime object to feed rtc.set_time_source() function"""
         return self.timestamp_utc
 
     @property
@@ -494,19 +495,24 @@ def _update_timestamp_utc(self, time_utc: str, date: Optional[str] = None) -> No
         hours = int(time_utc[0:2])
         mins = int(time_utc[2:4])
         secs = int(time_utc[4:6])
+        milisecs = int(time_utc[7:10]) if len(time_utc) >= 10 and time_utc[7:10].isdigit() else 0
         if date is None:
             if self.timestamp_utc is None:
                 day, month, year = 0, 0, 0
+                return
             else:
-                day = self.timestamp_utc.tm_mday
-                month = self.timestamp_utc.tm_mon
-                year = self.timestamp_utc.tm_year
+                day = self.timestamp_utc.day
+                month = self.timestamp_utc.month
+                year = self.timestamp_utc.year - 2000
         else:
             day = int(date[0:2])
             month = int(date[2:4])
-            year = 2000 + int(date[4:6])
+            year = int(date[4:6])
 
-        self.timestamp_utc = time.struct_time((year, month, day, hours, mins, secs, 0, 0, -1))
+        self.timestamp_utc = datetime.strptime(
+            str("%d/%d/%d %d:%d:%d.%d" % (day, month, year, hours, mins, secs, milisecs)),
+            "%d/%m/%y %H:%M:%S.%f",
+        )
 
     def _parse_vtg(self, data: List[str]) -> bool:
         # VTG - Course Over Ground and Ground Speed
diff --git a/examples/gps_displayio_simpletest.py b/examples/gps_displayio_simpletest.py
index 984655d..78c2024 100644
--- a/examples/gps_displayio_simpletest.py
+++ b/examples/gps_displayio_simpletest.py
@@ -66,6 +66,6 @@
 
         # Update the label.text property to change the text on the display
         display_output_label.text = f"Timestamp (UTC): \
-            \n{t.tm_mday}/{t.tm_mon}/{t.tm_year} {t.tm_hour}:{t.tm_min:02}:{t.tm_sec:02}\
+            \n{t.day}/{t.month}/{t.year} {t.hour}:{t.minute:02}:{t.second:02}\
             \nLat: {gps.latitude:.6f}\
             \nLong: {gps.longitude:.6f}"
diff --git a/examples/gps_simpletest.py b/examples/gps_simpletest.py
index 49b3b1d..c328ea7 100644
--- a/examples/gps_simpletest.py
+++ b/examples/gps_simpletest.py
@@ -77,13 +77,14 @@
         # Print out details about the fix like location, date, etc.
         print("=" * 40)  # Print a separator line.
         print(
-            "Fix timestamp: {}/{}/{} {:02}:{:02}:{:02}".format(  # noqa: UP032
-                gps.timestamp_utc.tm_mon,  # Grab parts of the time from the
-                gps.timestamp_utc.tm_mday,  # struct_time object that holds
-                gps.timestamp_utc.tm_year,  # the fix time.  Note you might
-                gps.timestamp_utc.tm_hour,  # not get all data like year, day,
-                gps.timestamp_utc.tm_min,  # month!
-                gps.timestamp_utc.tm_sec,
+            "Fix timestamp: {}/{}/{} {:02}:{:02}:{:02}.{06}".format(  # noqa: UP032
+                gps.timestamp_utc.month,  # Grab parts of the time from the
+                gps.timestamp_utc.day,  # struct_time object that holds
+                gps.timestamp_utc.year,  # the fix time.  Note you might
+                gps.timestamp_utc.hour,  # not get all data like year, day,
+                gps.timestamp_utc.minute,  # month!
+                gps.timestamp_utc.second,
+                gps.timestamp_utc.microsecond,
             )
         )
         print(f"Latitude: {gps.latitude:.6f} degrees")
diff --git a/examples/gps_time_source.py b/examples/gps_time_source.py
index bd3742b..9c8eaa3 100644
--- a/examples/gps_time_source.py
+++ b/examples/gps_time_source.py
@@ -6,6 +6,7 @@
 # time while there is powersource (ie coin cell battery)
 
 import time
+from datetime import datetime
 
 import board
 import busio
@@ -20,7 +21,7 @@
 # gps = adafruit_gps.GPS_GtopI2C(i2c, debug=False)  # Use I2C interface
 
 gps.send_command(b"PMTK314,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0")
-gps.send_command(b"PMTK220,1000")
+gps.send_command(b"PMTK220,100")
 
 print("Set GPS as time source")
 rtc.set_time_source(gps)
@@ -28,8 +29,10 @@
 
 
 def _format_datetime(datetime):
-    date_part = f"{datetime.tm_mon:02}/{datetime.tm_mday:02}/{datetime.tm_year}"
-    time_part = f"{datetime.tm_hour:02}:{datetime.tm_min:02}:{datetime.tm_sec:02}"
+    date_part = f"{datetime.month:02}/{datetime.day:02}/{datetime.year}"
+    time_part = (
+        f"{datetime.hour:02}:{datetime.minute:02}:{datetime.second:02}.{datetime.microsecond:06}"
+    )
     return f"{date_part} {time_part}"