diff --git a/src/opentime/rationalTime.h b/src/opentime/rationalTime.h
index 76a62c072..0a26fe0de 100644
--- a/src/opentime/rationalTime.h
+++ b/src/opentime/rationalTime.h
@@ -150,7 +150,7 @@ class OPENTIME_API_TYPE RationalTime
     /// frames. Result will be in the rate of start time.
     ///
     /// @param start_time The start time.
-    /// @param end_time_exclusive The inclusive end time.
+    /// @param end_time_inclusive The inclusive end time.
     static constexpr RationalTime duration_from_start_end_time_inclusive(
         RationalTime start_time,
         RationalTime end_time_inclusive) noexcept
@@ -375,7 +375,7 @@ class OPENTIME_API_TYPE RationalTime
     /// strictly_equal().
     ///
     /// @param lhs Left hand side time.
-    /// @param lhs Right hand side time.
+    /// @param rhs Right hand side time.
     friend constexpr bool
     operator==(RationalTime lhs, RationalTime rhs) noexcept
     {
@@ -389,7 +389,7 @@ class OPENTIME_API_TYPE RationalTime
     /// strictly_equal().
     ///
     /// @param lhs Left hand side time.
-    /// @param lhs Right hand side time.
+    /// @param rhs Right hand side time.
     friend constexpr bool
     operator!=(RationalTime lhs, RationalTime rhs) noexcept
     {
diff --git a/src/opentimelineio/serializableObject.h b/src/opentimelineio/serializableObject.h
index d670c9214..26269af67 100644
--- a/src/opentimelineio/serializableObject.h
+++ b/src/opentimelineio/serializableObject.h
@@ -53,7 +53,7 @@ class OTIO_API_TYPE SerializableObject
     ///
     /// @param file_name The file name.
     /// @param error_status The return status.
-    /// @param target_family_label_spec @todo Add comment.
+    /// @param target_family_label_spec todo: Add comment.
     /// @param indent The number of spaces to use for indentation.
     OTIO_API bool to_json_file(
         std::string const&        file_name,
@@ -64,7 +64,7 @@ class OTIO_API_TYPE SerializableObject
     /// @brief Serialize this object to a JSON string.
     ///
     /// @param error_status The return status.
-    /// @param target_family_label_spec @todo Add comment.
+    /// @param target_family_label_spec todo: Add comment.
     /// @param indent The number of spaces to use for indentation.
     OTIO_API std::string to_json_string(
         ErrorStatus*              error_status             = nullptr,