diff --git a/uawk b/uawk
index 903ae49..4f11ae4 100755
--- a/uawk
+++ b/uawk
@@ -19,7 +19,7 @@ if [ "$scriptname" == "awkcsv" ]; then
 note: ce script ne tient pas compte de la locale: il travaille avec LANG=C
 
 USAGE
-    $scriptname [-b before] -e script [-a after] [headers...]
+    $scriptname [-b before] -e script [-a after] [headers...] [-- inputfiles...]
 
 $__AWKCSV_HELP"
 
@@ -30,7 +30,7 @@ elif [ "$scriptname" == "awkfsv2csv" ]; then
 note: ce script ne tient pas compte de la locale: il travaille avec LANG=C
 
 USAGE
-    $scriptname [header:sizes...]
+    $scriptname [header:sizes...] [-- inputfiles...]
 
 $__AWKFSV2CSV_HELP"
 
diff --git a/ulib/awk b/ulib/awk
index 8756383..a649925 100644
--- a/ulib/awk
+++ b/ulib/awk
@@ -690,8 +690,15 @@ function lawkcsv() {
     qchar="${qchar:0:1}"
     echar="${echar:0:1}"
 
-    [ -n "$*" ] && headers=("$@")
+    headers=()
+    while [ $# -gt 0 -a "$1" != "--" ]; do
+        array_add headers "$1"
+        shift
+    done
+    shift
+
     [ -n "${headers[*]}" ] || parse_headers=1
+
     if [ -n "$fieldmap" ]; then
         awkscript="$awkscript"'{
   if (do_once("mapfields")) { mapfields(fields2map) }
@@ -746,7 +753,7 @@ $awkscript
 $append_awkscript
 $afterscript
 $append_afterscript
-"
+" -- "$@"
 }
 
 function cawkcsv() { LANG=C lawkcsv "$@"; }
@@ -785,7 +792,10 @@ function lawkfsv2csv() {
     local -a headers starts sizes
     local headersize header i size
     i=1
-    for headersize in "$@"; do
+    while [ $# -gt 0 -a "$1" != "--" ]; do
+        headersize="$1"
+        shift
+
         splitpair "$headersize" header size
         [ -n "$header" ] || {
             eerror "header est requis"
@@ -799,6 +809,7 @@ function lawkfsv2csv() {
         fi
         i="$(($i + $size))"
     done
+    shift
 
     awkrun -f \
         skip_lines:int="$skip_lines" show_headers:int="$show_headers" \
@@ -819,7 +830,7 @@ NR <= skip_lines { next }
   formatcsv()
   print
 }
-'
+' -- "$@"
 }
 
 function cawkfsv2csv() { LANG=C lawkfsv2csv "$@"; }