diff --git a/map/games/Invasion_USA-Apocalypse_1.0.1.xml b/map/games/Invasion_USA-Apocalypse_1.0.1.xml
index 0b2e683..3e12031 100644
--- a/map/games/Invasion_USA-Apocalypse_1.0.1.xml
+++ b/map/games/Invasion_USA-Apocalypse_1.0.1.xml
@@ -1823,7 +1823,7 @@
         </property>
 
                 <!-- Map Name: also used for map utils when asked -->
-                <property name="mapName" value="Invasion_USA" editable="false"/>
+                <property name="mapName" value="invasion_usa" editable="false"/>
 
 		<property name="notes"> 
 		<value>
diff --git a/map/games/Invasion_USA_1.5.0.xml b/map/games/Invasion_USA_1.5.0.xml
index 4cbcb34..de8563b 100644
--- a/map/games/Invasion_USA_1.5.0.xml
+++ b/map/games/Invasion_USA_1.5.0.xml
@@ -1699,7 +1699,7 @@
         </property>
 
                 <!-- Map Name: also used for map utils when asked -->
-                <property name="mapName" value="Invasion_USA" editable="false"/>
+                <property name="mapName" value="invasion_usa" editable="false"/>
 
 		<property name="notes"> 
 		<value>
diff --git a/map/games/UnderSiege_America.xml b/map/games/UnderSiege_America.xml
index 3590cf2..666184b 100644
--- a/map/games/UnderSiege_America.xml
+++ b/map/games/UnderSiege_America.xml
@@ -7165,7 +7165,7 @@
 		</property>
 
 		<!-- Map Name: also used for map utils when asked -->
-		<property name="mapName" value="Invasion_USA" editable="false">
+		<property name="mapName" value="invasion_usa" editable="false">
 			<string/>
 		</property>