diff --git a/message_definitions/v1.0/common.xml b/message_definitions/v1.0/common.xml
index 51c53c4910..25484083c9 100644
--- a/message_definitions/v1.0/common.xml
+++ b/message_definitions/v1.0/common.xml
@@ -3669,6 +3669,8 @@
       <field type="float" name="press_abs" units="hPa">Absolute pressure</field>
       <field type="float" name="press_diff" units="hPa">Differential pressure 1</field>
       <field type="int16_t" name="temperature" units="cdegC">Temperature</field>
+      <extensions/>
+      <field type="int16_t" name="temperature_press_diff" units="cdegC">Temperature</field>
     </message>
     <message id="30" name="ATTITUDE">
       <description>The attitude in the aeronautical frame (right-handed, Z-down, X-front, Y-right).</description>
@@ -4694,6 +4696,8 @@
       <field type="float" name="press_abs" units="hPa">Absolute pressure</field>
       <field type="float" name="press_diff" units="hPa">Differential pressure</field>
       <field type="int16_t" name="temperature" units="cdegC">Temperature measurement</field>
+      <extensions/>
+      <field type="int16_t" name="temperature_press_diff" units="cdegC">Temperature</field>
     </message>
     <message id="138" name="ATT_POS_MOCAP">
       <description>Motion capture attitude and position</description>
@@ -4743,6 +4747,8 @@
       <field type="float" name="press_abs" units="hPa">Absolute pressure</field>
       <field type="float" name="press_diff" units="hPa">Differential pressure</field>
       <field type="int16_t" name="temperature" units="cdegC">Temperature measurement</field>
+      <extensions/>
+      <field type="int16_t" name="temperature_press_diff" units="cdegC">Temperature</field>
     </message>
     <message id="144" name="FOLLOW_TARGET">
       <description>Current motion information from a designated system</description>