diff --git a/include/tests_webservers b/include/tests_webservers
index 72972bf9..909b8a93 100644
--- a/include/tests_webservers
+++ b/include/tests_webservers
@@ -156,7 +156,7 @@
                     fi
                 done
                 # Search Server aliases
-                for J in `${GREPBINARY} "ServerAlias" ${I} | ${GREPBINARY} -v "^#" | sed "s/.* ServerAlias//g" | sed "s/#.*//g"`; do
+                for J in `${GREPBINARY} "ServerAlias" ${I} | ${GREPBINARY} -v "^#" | sed "s/\s*ServerAlias //g" | sed "s/#.*//g"`; do
                     if [ ! -z ${J} ]; then
                         tVHOSTS="${tVHOSTS} ${J}"
                         cVHOSTS=$((cVHOSTS + 1))