diff --git a/htdocs/core/modules/askpricesupplier/doc/doc_generic_askpricesupplier_odt.modules.php b/htdocs/core/modules/askpricesupplier/doc/doc_generic_askpricesupplier_odt.modules.php
index ddc995cc69a..49b0fdb69a3 100644
--- a/htdocs/core/modules/askpricesupplier/doc/doc_generic_askpricesupplier_odt.modules.php
+++ b/htdocs/core/modules/askpricesupplier/doc/doc_generic_askpricesupplier_odt.modules.php
@@ -273,7 +273,9 @@ class doc_generic_askpricesupplier_odt extends ModelePDFAskPriceSupplier
 				$newfileformat=substr($newfile, strrpos($newfile, '.')+1);
 				if ( ! empty($conf->global->MAIN_DOC_USE_TIMING))
 				{
-					$filename=$newfiletmp.'.'.dol_print_date(dol_now(),'%Y%m%d%H%M%S').'.'.$newfileformat;
+				    $format=$conf->global->MAIN_DOC_USE_TIMING;
+				    if ($format == '1') $format='%Y%m%d%H%M%S';
+					$filename=$newfiletmp.'-'.dol_print_date(dol_now(),$format).'.'.$newfileformat;
 				}
 				else
 				{
diff --git a/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php b/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php
index 1b7da875073..27a98eff1d8 100644
--- a/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php
+++ b/htdocs/core/modules/commande/doc/doc_generic_order_odt.modules.php
@@ -239,7 +239,9 @@ class doc_generic_order_odt extends ModelePDFCommandes
 				$newfileformat=substr($newfile, strrpos($newfile, '.')+1);
 				if ( ! empty($conf->global->MAIN_DOC_USE_TIMING))
 				{
-					$filename=$newfiletmp.'.'.dol_print_date(dol_now(),'%Y%m%d%H%M%S').'.'.$newfileformat;
+				    $format=$conf->global->MAIN_DOC_USE_TIMING;
+				    if ($format == '1') $format='%Y%m%d%H%M%S';
+					$filename=$newfiletmp.'-'.dol_print_date(dol_now(),$format).'.'.$newfileformat;
 				}
 				else
 				{
diff --git a/htdocs/core/modules/expedition/doc/doc_generic_shipment_odt.modules.php b/htdocs/core/modules/expedition/doc/doc_generic_shipment_odt.modules.php
index aaddbc1d748..b482d3a0abe 100644
--- a/htdocs/core/modules/expedition/doc/doc_generic_shipment_odt.modules.php
+++ b/htdocs/core/modules/expedition/doc/doc_generic_shipment_odt.modules.php
@@ -239,7 +239,9 @@ class doc_generic_shipment_odt extends ModelePdfExpedition
 				$newfileformat=substr($newfile, strrpos($newfile, '.')+1);
 				if ( ! empty($conf->global->MAIN_DOC_USE_TIMING))
 				{
-					$filename=$newfiletmp.'.'.dol_print_date(dol_now(),'%Y%m%d%H%M%S').'.'.$newfileformat;
+				    $format=$conf->global->MAIN_DOC_USE_TIMING;
+				    if ($format == '1') $format='%Y%m%d%H%M%S';
+					$filename=$newfiletmp.'-'.dol_print_date(dol_now(),$format).'.'.$newfileformat;
 				}
 				else
 				{
diff --git a/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php b/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
index 2ca90b13ace..2e45342c244 100644
--- a/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
+++ b/htdocs/core/modules/facture/doc/doc_generic_invoice_odt.modules.php
@@ -240,7 +240,9 @@ class doc_generic_invoice_odt extends ModelePDFFactures
 				$newfileformat=substr($newfile, strrpos($newfile, '.')+1);
 				if ( ! empty($conf->global->MAIN_DOC_USE_TIMING))
 				{
-					$filename=$newfiletmp.'.'.dol_print_date(dol_now(),'%Y%m%d%H%M%S').'.'.$newfileformat;
+				    $format=$conf->global->MAIN_DOC_USE_TIMING;
+				    if ($format == '1') $format='%Y%m%d%H%M%S';
+					$filename=$newfiletmp.'-'.dol_print_date(dol_now(),$format).'.'.$newfileformat;
 				}
 				else
 				{
diff --git a/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php b/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php
index 6e2601797f8..d42127a23ed 100644
--- a/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php
+++ b/htdocs/core/modules/project/doc/doc_generic_project_odt.modules.php
@@ -449,7 +449,9 @@ class doc_generic_project_odt extends ModelePDFProjects
 				$newfileformat=substr($newfile, strrpos($newfile, '.')+1);
 				if ( ! empty($conf->global->MAIN_DOC_USE_TIMING))
 				{
-					$filename=$newfiletmp.'.'.dol_print_date(dol_now(),'%Y%m%d%H%M%S').'.'.$newfileformat;
+				    $format=$conf->global->MAIN_DOC_USE_TIMING;
+				    if ($format == '1') $format='%Y%m%d%H%M%S';
+					$filename=$newfiletmp.'-'.dol_print_date(dol_now(),$format).'.'.$newfileformat;
 				}
 				else
 				{
diff --git a/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php b/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php
index 8f79094befc..44961120bb5 100644
--- a/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php
+++ b/htdocs/core/modules/propale/doc/doc_generic_proposal_odt.modules.php
@@ -273,7 +273,9 @@ class doc_generic_proposal_odt extends ModelePDFPropales
 				$newfileformat=substr($newfile, strrpos($newfile, '.')+1);
 				if ( ! empty($conf->global->MAIN_DOC_USE_TIMING))
 				{
-					$filename=$newfiletmp.'.'.dol_print_date(dol_now(),'%Y%m%d%H%M%S').'.'.$newfileformat;
+				    $format=$conf->global->MAIN_DOC_USE_TIMING;
+				    if ($format == '1') $format='%Y%m%d%H%M%S';
+					$filename=$newfiletmp.'-'.dol_print_date(dol_now(),$format).'.'.$newfileformat;
 				}
 				else
 				{
diff --git a/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php b/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
index 90ced6322b7..8d7a2faf261 100644
--- a/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
+++ b/htdocs/core/modules/societe/doc/doc_generic_odt.modules.php
@@ -211,7 +211,9 @@ class doc_generic_odt extends ModeleThirdPartyDoc
 				$newfileformat=substr($newfile, strrpos($newfile, '.')+1);
 				if ( ! empty($conf->global->MAIN_DOC_USE_TIMING))
 				{
-					$filename=$newfiletmp.'.'.dol_print_date(dol_now(),'%Y%m%d%H%M%S').'.'.$newfileformat;
+				    $format=$conf->global->MAIN_DOC_USE_TIMING;
+				    if ($format == '1') $format='%Y%m%d%H%M%S';
+					$filename=$newfiletmp.'-'.dol_print_date(dol_now(),$format).'.'.$newfileformat;
 				}
 				else
 				{