diff --git a/include/parameters b/include/parameters
index 9f193c62..85147e96 100644
--- a/include/parameters
+++ b/include/parameters
@@ -289,6 +289,22 @@
                 PURPLE="${NORMAL}";
             ;;
 
+            # Root directory (useful for forensics)
+            --rootdir | --root-dir)
+                if [ $# -gt 1 ]; then
+                    shift
+                    if [ -d $1 ]; then
+                        ROOTDIR="$1"
+                    else
+                        echo "Invalid rootdir provided (does not exist)"
+                        exit 1
+                    fi
+                else
+                    echo "Need a root directory (e.g. /mnt/forensics)"
+                    exit 1
+                fi
+            ;;
+
             # Skip execution of plugins
             --skip-plugins | --no-plugins)
                 SKIP_PLUGINS=1
diff --git a/lynis b/lynis
index c786d798..98b8dc8a 100755
--- a/lynis
+++ b/lynis
@@ -606,6 +606,7 @@ ${NORMAL}
         echo "  Auditor:                   ${AUDITORNAME}"
         echo "  Test category:             ${TEST_CATEGORY_TO_CHECK}"
         echo "  Test group:                ${TEST_GROUP_TO_CHECK}"
+        if [ ! "${ROOTDIR}" = "/" ]; then echo "  Root directory:            ${ROOTDIR}"; fi
         echo "  ---------------------------------------------------"
     fi