diff --git a/ee_extra/Spectral/utils.py b/ee_extra/Spectral/utils.py
index e2f45cb..c315c21 100644
--- a/ee_extra/Spectral/utils.py
+++ b/ee_extra/Spectral/utils.py
@@ -507,6 +507,8 @@ def _get_tc_coefficients(platform: str) -> dict:
         "LANDSAT/LC09/C02/T1_TOA": LANDSAT9_TOA,
         "LANDSAT/LC08/C02/T1_L2": LANDSAT8_SR,
         "LANDSAT/LC08/C02/T2_L2": LANDSAT8_SR,
+        "LANDSAT/LC08/C02/T1": LANDSAT8_TOA,
+        "LANDSAT/LC08/C02/T2": LANDSAT8_TOA,
         "LANDSAT/LC08/C01/T1_TOA": LANDSAT8_TOA,
         "LANDSAT/LC08/C01/T1_RT_TOA": LANDSAT8_TOA,
         "LANDSAT/LC08/C01/T2_TOA": LANDSAT8_TOA,