diff --git a/src/Lib/Polygon/polygon.cxx b/src/Lib/Polygon/polygon.cxx
index d31af664..1749fb17 100644
--- a/src/Lib/Polygon/polygon.cxx
+++ b/src/Lib/Polygon/polygon.cxx
@@ -252,7 +252,7 @@ void make_gpc_poly( const FGPolygon& in, gpc_polygon *out ) {
     }
 
     // free alocated memory
-    delete v_list.vertex;
+    delete [] v_list.vertex;
 }
 
 
diff --git a/src/Lib/Polygon/split-bin.cxx b/src/Lib/Polygon/split-bin.cxx
index dde9d041..a1a95141 100644
--- a/src/Lib/Polygon/split-bin.cxx
+++ b/src/Lib/Polygon/split-bin.cxx
@@ -68,6 +68,9 @@ static void clip_and_write_poly( string root, long int p_index, AreaType area,
 		 "Out of range latitude in clip_and_write_poly() = " << c.y() );
     }
 
+    min.setz( 0.0 );
+    max.setz( 0.0 );
+
     SG_LOG( SG_GENERAL, SG_DEBUG, "  (" << min << ") (" << max << ")" );
 
     // set up clipping tile