diff --git a/src/Airports/GenAirports/main.cxx b/src/Airports/GenAirports/main.cxx
index 611ee1fa..b5c9bf23 100644
--- a/src/Airports/GenAirports/main.cxx
+++ b/src/Airports/GenAirports/main.cxx
@@ -111,7 +111,7 @@ int main( int argc, char **argv ) {
             min_lon = rectangle.getMin().x();
             min_lat = rectangle.getMin().y();
             max_lon = rectangle.getMax().x();
-            max_lon = rectangle.getMax().y();
+            max_lat = rectangle.getMax().y();
 	} else {
 	    usage( argc, argv );
 	    exit(-1);