diff --git a/fastf1/_api.py b/fastf1/_api.py
index b6d91212..02e4f532 100644
--- a/fastf1/_api.py
+++ b/fastf1/_api.py
@@ -860,11 +860,7 @@ def timing_app_data(path, response=None, livedata=None):
                     data['Driver'][-1] = driver_number
                     data['Stint'][-1] = stint_number
 
-    df = pd.DataFrame(data)
-    # pandas doesn't correctly infer bool dtype columns, set type explicitly
-    df[['New', 'TyresNotChanged']] \
-        = df[['New', 'TyresNotChanged']].astype(bool)
-    return df
+    return pd.DataFrame(data)
 
 
 @Cache.api_request_wrapper
diff --git a/fastf1/core.py b/fastf1/core.py
index 508699fe..dfd4fa57 100644
--- a/fastf1/core.py
+++ b/fastf1/core.py
@@ -1463,7 +1463,6 @@ def _load_laps_data(self, livedata=None):
         data.drop(columns=['NumberOfPitStops'], inplace=True)
         useful = app_data[['Driver', 'Time', 'Compound', 'StartLaps', 'New',
                            'Stint']]
-        useful = useful[~useful['Compound'].isnull()]
 
         drivers = self.drivers
         if not drivers:
diff --git a/fastf1/req.py b/fastf1/req.py
index 46cc669b..8e4094ed 100644
--- a/fastf1/req.py
+++ b/fastf1/req.py
@@ -218,7 +218,7 @@ class Cache(metaclass=_MetaCache):
     """
     _CACHE_DIR = None
     # version of the api parser code (unrelated to release version number)
-    _API_CORE_VERSION = 13
+    _API_CORE_VERSION = 14
     _IGNORE_VERSION = False
     _FORCE_RENEW = False
 
diff --git a/fastf1/tests/test_api.py b/fastf1/tests/test_api.py
index 5fa75a29..743b365f 100644
--- a/fastf1/tests/test_api.py
+++ b/fastf1/tests/test_api.py
@@ -82,7 +82,7 @@ def test_timing_app_data():
     assert len(data.columns) == 13
     assert (data.dtypes == [
         'float64', 'object', 'timedelta64[ns]', 'int64', 'float64',
-        'object', 'bool', 'bool', 'timedelta64[ns]', 'float64',
+        'object', 'object', 'object', 'timedelta64[ns]', 'float64',
         'object', 'float64', 'object']).all()
 
 
diff --git a/fastf1/tests/test_core.py b/fastf1/tests/test_core.py
index 33f0452e..cdf11447 100644
--- a/fastf1/tests/test_core.py
+++ b/fastf1/tests/test_core.py
@@ -141,3 +141,30 @@ def test_rcm_parsing_deleted_laps():
     assert not fastest['Deleted']
     assert fastest['DeletedReason'] == ""
     assert fastest['IsPersonalBest']
+
+
+def test_tyre_data_parsing():
+    session = fastf1.get_session(2024, 'Silverstone', 'FP1')
+    session.load(telemetry=False)
+
+    ver = session.laps.pick_drivers('VER')
+
+    ref = pd.DataFrame(
+        [[1.0, 'HARD', True, 1.0], [1.0, 'HARD', True, 2.0],
+         [1.0, 'HARD', True, 3.0], [1.0, 'HARD', True, 4.0],
+         [1.0, 'HARD', True, 5.0], [2.0, 'HARD', False, 6.0],
+         [2.0, 'HARD', False, 7.0], [2.0, 'HARD', False, 8.0],
+         [3.0, 'MEDIUM', True, 1.0], [3.0, 'MEDIUM', True, 2.0],
+         [3.0, 'MEDIUM', True, 3.0], [3.0, 'MEDIUM', True, 4.0],
+         [3.0, 'MEDIUM', True, 5.0], [4.0, 'HARD', False, 9.0],
+         [4.0, 'HARD', False, 10.0], [4.0, 'HARD', False, 11.0],
+         [4.0, 'HARD', False, 12.0], [4.0, 'HARD', False, 13.0],
+         [4.0, 'HARD', False, 14.0], [4.0, 'HARD', False, 15.0],
+         [4.0, 'HARD', False, 16.0], [4.0, 'HARD', False, 17.0],
+         [4.0, 'HARD', False, 18.0], [4.0, 'HARD', False, 19.0],
+         [4.0, 'HARD', False, 20.0]],
+        columns=['Stint', 'Compound', 'FreshTyre', 'TyreLife']
+    )
+
+    compare = ver[['Stint', 'Compound', 'FreshTyre', 'TyreLife']]
+    assert compare.equals(ref)