diff --git a/include/tests_containers b/include/tests_containers
index fb570fdb..cda52da7 100644
--- a/include/tests_containers
+++ b/include/tests_containers
@@ -137,7 +137,7 @@
 
         # Check total of containers
         LogText "Test: checking total amount of Docker containers"
-        DOCKER_CONTAINERS_TOTAL=$(${DOCKERBINARY} info 2> /dev/null | ${GREPBINARY} "^Containers: " | ${AWKBINARY} '{ print $2 }')
+        DOCKER_CONTAINERS_TOTAL=$(${DOCKERBINARY} info 2> /dev/null | ${EGREPBINARY} "^[ \t]?Containers: " | ${AWKBINARY} '{ print $2 }')
         if [ -z "${DOCKER_CONTAINERS_TOTAL}" ]; then
             DOCKER_CONTAINERS_TOTAL=0
         fi