diff --git a/ccollect.sh b/ccollect.sh
index 10c50f8..8523d3a 100755
--- a/ccollect.sh
+++ b/ccollect.sh
@@ -197,7 +197,7 @@ if [ "${USE_ALL}" = 1 ]; then
    # get entries from sources
    #
    cwd="$(pwd -P)"
-   ( cd "${CSOURCES}" && ls > "${TMP}" ); ret=$?
+   ( cd "${CSOURCES}" && ls -p1 > "${TMP}" | grep '/$' ); ret=$?
 
    [ "${ret}" -eq 0 ] || _exit_err "Listing of sources failed. Aborting."