diff --git a/htdocs/cache.manifest b/htdocs/cache.manifest
index ebbf1aab4eb..5e514a32a47 100644
--- a/htdocs/cache.manifest
+++ b/htdocs/cache.manifest
@@ -8,7 +8,7 @@ CACHE MANIFEST
 # Files listed under CACHE will be ALWAYS cached after they are loaded.
 # And they will be always used from Cache after (even after refresh).
 CACHE:
-theme/dolibarr_logo.png
+theme/dolibarr_logo.svg
 support/
 support/index.php
 
diff --git a/htdocs/core/lib/ticket.lib.php b/htdocs/core/lib/ticket.lib.php
index 0a50eb7407f..1b2a5c1245f 100644
--- a/htdocs/core/lib/ticket.lib.php
+++ b/htdocs/core/lib/ticket.lib.php
@@ -230,8 +230,8 @@ function llxHeaderTicket($title, $head = "", $disablejs = 0, $disablehead = 0, $
         	} elseif (!empty($mysoc->logo) && is_readable($conf->mycompany->dir_output.'/logos/'.$mysoc->logo)) {
         		$urllogo = DOL_URL_ROOT.'/viewimage.php?modulepart=mycompany&entity='.$conf->entity.'&file='.urlencode('logos/'.$mysoc->logo);
         		$width = 150;
-        	} elseif (is_readable(DOL_DOCUMENT_ROOT.'/theme/dolibarr_logo.png')) {
-        		$urllogo = DOL_URL_ROOT.'/theme/dolibarr_logo.png';
+        	} elseif (is_readable(DOL_DOCUMENT_ROOT.'/theme/dolibarr_logo.svg')) {
+        		$urllogo = DOL_URL_ROOT.'/theme/dolibarr_logo.svg';
         	}
         }
     }
@@ -254,7 +254,7 @@ function llxHeaderTicket($title, $head = "", $disablejs = 0, $disablehead = 0, $
     	}
     	print '</div>';
     	if (empty($conf->global->MAIN_HIDE_POWERED_BY)) {
-    		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.png" width="80px"></a></div>';
+    		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.svg" width="80px"></a></div>';
     	}
     	print '</div>';
     }
diff --git a/htdocs/opensurvey/fonctions.php b/htdocs/opensurvey/fonctions.php
index 30529b49f56..31ec69f3a42 100644
--- a/htdocs/opensurvey/fonctions.php
+++ b/htdocs/opensurvey/fonctions.php
@@ -121,7 +121,7 @@ function llxHeaderSurvey($title, $head = "", $disablejs = 0, $disablehead = 0, $
 		print '>';
 		print '</div>';
 		if (empty($conf->global->MAIN_HIDE_POWERED_BY)) {
-			print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.png" width="80px"></a></div>';
+			print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.svg" width="80px"></a></div>';
 		}
 		print '</div>';
 	}
diff --git a/htdocs/public/demo/index.php b/htdocs/public/demo/index.php
index cbed76af71f..f0caf948770 100644
--- a/htdocs/public/demo/index.php
+++ b/htdocs/public/demo/index.php
@@ -274,7 +274,7 @@ print "\n";
 
 print '<div class="demoban demobackground">';
 print '<div class="right" style="padding-right: 30px; padding-top: 30px;">';
-print '<a alt="Official portal of your ERP CRM application" targe="_blank" href="https://www.dolibarr.org"><img class="demologo" src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.png" alt="Dolibarr logo"></a>';
+print '<a alt="Official portal of your ERP CRM application" targe="_blank" href="https://www.dolibarr.org"><img class="demologo" src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.svg" alt="Dolibarr logo"></a>';
 print '</div>';
 print '</div>';
 
diff --git a/htdocs/public/members/new.php b/htdocs/public/members/new.php
index 5b456893bf9..7f788a84671 100644
--- a/htdocs/public/members/new.php
+++ b/htdocs/public/members/new.php
@@ -113,9 +113,9 @@ function llxHeaderVierge($title, $head = "", $disablejs = 0, $disablehead = 0, $
         $urllogo = DOL_URL_ROOT.'/viewimage.php?cache=1&amp;modulepart=mycompany&amp;file='.urlencode('logos/'.$mysoc->logo);
         $width = 150;
     }
-    elseif (is_readable(DOL_DOCUMENT_ROOT.'/theme/dolibarr_logo.png'))
+    elseif (is_readable(DOL_DOCUMENT_ROOT.'/theme/dolibarr_logo.svg'))
     {
-        $urllogo = DOL_URL_ROOT.'/theme/dolibarr_logo.png';
+        $urllogo = DOL_URL_ROOT.'/theme/dolibarr_logo.svg';
         $width = 150;
     }
 
@@ -130,7 +130,7 @@ function llxHeaderVierge($title, $head = "", $disablejs = 0, $disablehead = 0, $
     	print '>';
     	print '</div>';
     	if (empty($conf->global->MAIN_HIDE_POWERED_BY)) {
-    		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.png" width="80px"></a></div>';
+    		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.svg" width="80px"></a></div>';
     	}
     	print '</div>';
     }
diff --git a/htdocs/public/onlinesign/newonlinesign.php b/htdocs/public/onlinesign/newonlinesign.php
index 83e757b78f8..2378728a8d3 100644
--- a/htdocs/public/onlinesign/newonlinesign.php
+++ b/htdocs/public/onlinesign/newonlinesign.php
@@ -191,7 +191,7 @@ if ($urllogo)
 	print '>';
 	print '</div>';
 	if (empty($conf->global->MAIN_HIDE_POWERED_BY)) {
-		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.png" width="80px"></a></div>';
+		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.svg" width="80px"></a></div>';
 	}
 	print '</div>';
 }
diff --git a/htdocs/public/payment/newpayment.php b/htdocs/public/payment/newpayment.php
index ddd1943329e..ea7fd71c9e6 100644
--- a/htdocs/public/payment/newpayment.php
+++ b/htdocs/public/payment/newpayment.php
@@ -793,7 +793,7 @@ if ($urllogo)
 	print '>';
 	print '</div>';
 	if (empty($conf->global->MAIN_HIDE_POWERED_BY)) {
-		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.png" width="80px"></a></div>';
+		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.svg" width="80px"></a></div>';
 	}
 	print '</div>';
 }
diff --git a/htdocs/public/payment/paymentko.php b/htdocs/public/payment/paymentko.php
index 2610219d69d..a3f6d733fcb 100644
--- a/htdocs/public/payment/paymentko.php
+++ b/htdocs/public/payment/paymentko.php
@@ -245,7 +245,7 @@ if ($urllogo)
 	print '>';
 	print '</div>';
 	if (empty($conf->global->MAIN_HIDE_POWERED_BY)) {
-		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.png" width="80px"></a></div>';
+		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.svg" width="80px"></a></div>';
 	}
 	print '</div>';
 }
diff --git a/htdocs/public/payment/paymentok.php b/htdocs/public/payment/paymentok.php
index 6b7805cf473..b1d6c149a51 100644
--- a/htdocs/public/payment/paymentok.php
+++ b/htdocs/public/payment/paymentok.php
@@ -181,7 +181,7 @@ if ($urllogo)
 	print '>';
 	print '</div>';
 	if (empty($conf->global->MAIN_HIDE_POWERED_BY)) {
-		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.png" width="80px"></a></div>';
+		print '<div class="poweredbypublicpayment opacitymedium right"><a href="https://www.dolibarr.org" target="dolibarr">'.$langs->trans("PoweredBy").'<br><img src="'.DOL_URL_ROOT.'/theme/dolibarr_logo.svg" width="80px"></a></div>';
 	}
 	print '</div>';
 }
diff --git a/htdocs/theme/dolibarr_logo.png b/htdocs/theme/dolibarr_logo.png
index 77c21461910..c15f03c821b 100644
Binary files a/htdocs/theme/dolibarr_logo.png and b/htdocs/theme/dolibarr_logo.png differ
diff --git a/htdocs/user/passwordforgotten.php b/htdocs/user/passwordforgotten.php
index b0f3a5aab6c..83289521538 100644
--- a/htdocs/user/passwordforgotten.php
+++ b/htdocs/user/passwordforgotten.php
@@ -192,13 +192,13 @@ elseif (!empty($mysoc->logo_small) && is_readable($conf->mycompany->dir_output.'
 	$urllogo = DOL_URL_ROOT.'/viewimage.php?cache=1&amp;modulepart=mycompany&amp;file='.urlencode('logos/'.$mysoc->logo);
 	$width = 128;
 }
-elseif (is_readable(DOL_DOCUMENT_ROOT.'/theme/'.$conf->theme.'/img/dolibarr_logo.png'))
+elseif (is_readable(DOL_DOCUMENT_ROOT.'/theme/'.$conf->theme.'/img/dolibarr_logo.svg'))
 {
-	$urllogo = DOL_URL_ROOT.'/theme/'.$conf->theme.'/img/dolibarr_logo.png';
+	$urllogo = DOL_URL_ROOT.'/theme/'.$conf->theme.'/img/dolibarr_logo.svg';
 }
-elseif (is_readable(DOL_DOCUMENT_ROOT.'/theme/dolibarr_logo.png'))
+elseif (is_readable(DOL_DOCUMENT_ROOT.'/theme/dolibarr_logo.svg'))
 {
-	$urllogo = DOL_URL_ROOT.'/theme/dolibarr_logo.png';
+	$urllogo = DOL_URL_ROOT.'/theme/dolibarr_logo.svg';
 }
 
 // Security graphical code