diff --git a/Aircraft/c172-set.xml b/Aircraft/c172-set.xml
index 97362e0ba..9e83d389c 100644
--- a/Aircraft/c172-set.xml
+++ b/Aircraft/c172-set.xml
@@ -31,6 +31,13 @@ October 23 2001 John Check, fgpanels@rockfish.net
   </model>
 
  </sim>
+
+ <consumables>
+  <fuel>
+   <tank n="0">28</tank>
+   <tank n="1">28</tank>
+  </fuel>
+ </consumables>
   
 </PropertyList>
 
diff --git a/Aircraft/c182-set.xml b/Aircraft/c182-set.xml
index b0cedbb3a..74fb9012f 100644
--- a/Aircraft/c182-set.xml
+++ b/Aircraft/c182-set.xml
@@ -32,6 +32,13 @@ October 23 2001 John Check, fgpanels@rockfish.net
 
  </sim>
  
+ <consumables>
+  <fuel>
+   <tank n="0">28</tank>
+   <tank n="1">28</tank>
+  </fuel>
+ </consumables>
+  
  <input>
 
   <keyboard>