--- a/inst/save_vrml.m
+++ b/inst/save_vrml.m
@@ -54,15 +54,15 @@
 
 bg_node = sprintf (["Background {\n",...
 		    "  skyColor    %8.3g %8.3g %8.3g\n",...
-		    "}\n"],\
+		    "}\n"],...
 		   bg_col);
 bg_node = "";
 
-lightstr = sprintf (["PointLight {\n",\
-		     "  intensity         %8.3g\n",\
-		     "  ambientIntensity  %8.3g\n",\
-		     "  direction         %8.3g %8.3g %8.3g\n",\
-		     "}\n"],\
+lightstr = sprintf (["PointLight {\n",...
+		     "  intensity         %8.3g\n",...
+		     "  ambientIntensity  %8.3g\n",...
+		     "  direction         %8.3g %8.3g %8.3g\n",...
+		     "}\n"],...
 		    l_intensity, l_ambientIntensity, l_direction);
 lightstr = "";