diff --git a/bin/tests/system/ifconfig.sh b/bin/tests/system/ifconfig.sh
index e8232f87bd1d41858b20c7e80ba06c1d920702aa..c6b412a8f2d1fb08a918fb5f3b5cf1a6cbf7df68 100755
--- a/bin/tests/system/ifconfig.sh
+++ b/bin/tests/system/ifconfig.sh
@@ -21,7 +21,7 @@
 #
 
 config_guess=""
-for f in ./config.guess ../../../config.guess
+for f in ./config.guess ../../../config.guess /usr/share/automake*/config.guess
 do
 	if test -f $f
 	then