diff --git a/etc/results_to_netscape b/etc/results_to_netscape
index f313d3819f15a59088a1304be962000df23def47..ed6e41d816967dfc5aedd2c5afd4281bc5a53209 100755
--- a/etc/results_to_netscape
+++ b/etc/results_to_netscape
@@ -26,6 +26,9 @@ else
   done
 fi
 
+if [ ! -f "$NETSCAPE" ]; then
+    NETSCAPE=`which firefox`
+fi
 
 if [ -f "$DIANA_ENVIRONMENT_FILE" ]
 then