diff --git a/ale/drivers/co_drivers.py b/ale/drivers/co_drivers.py
index 27bbb5403bd07d2d3f09cb30f1736c74bbc18dab..acfcce0d1798c7fad8122f102c805ad10e9e1fd4 100644
--- a/ale/drivers/co_drivers.py
+++ b/ale/drivers/co_drivers.py
@@ -335,7 +335,7 @@ class CassiniVimsIsisLabelNaifSpiceDriver(LineScanner, IsisLabel, NaifSpice, NoD
     @property
     def sensor_name(self):
         """
-        ISIS doesn't propergate this to the ingested cube label, so hard-code it.
+        ISIS doesn't propagate this to the ingested cube label, so hard-code it.
         """
         return vims_name_lookup[super().instrument_id]
 
@@ -464,7 +464,7 @@ class CassiniVimsIsisLabelIsisSpiceDriver(LineScanner, IsisLabel, IsisSpice, NoD
     @property
     def sensor_name(self):
         """
-        ISIS doesn't propergate this to the ingested cube label, so hard-code it.
+        ISIS doesn't propagate this to the ingested cube label, so hard-code it.
         """
         return "Visible and Infrared Mapping Spectrometer"