diff --git a/mission/acs/defs.h b/mission/acs/defs.h
index ce308f7c..91030839 100644
--- a/mission/acs/defs.h
+++ b/mission/acs/defs.h
@@ -73,7 +73,7 @@ static constexpr Event MEKF_INVALID_MODE_VIOLATION = MAKE_EVENT(6, severity::HIG
 static constexpr Event SAFE_MODE_CONTROLLER_FAILURE = MAKE_EVENT(7, severity::HIGH);
 //! [EXPORT] : [COMMENT] The TLE for the SGP4 Propagator has become too old.
 static constexpr Event TLE_TOO_OLD = MAKE_EVENT(8, severity::INFO);
-//! [EXPORT] : [COMMENT] The TLE for the SGP4 Propagator has become too old.
+//! [EXPORT] : [COMMENT] The TLE could not be read from the filesystem.
 static constexpr Event TLE_FILE_READ_FAILED = MAKE_EVENT(9, severity::LOW);
 
 extern const char* getModeStr(AcsMode mode);