diff --git a/htdocs/core/modules/facture/doc/pdf_crabe.modules.php b/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
index 52971f76770..57c8d55c983 100644
--- a/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
+++ b/htdocs/core/modules/facture/doc/pdf_crabe.modules.php
@@ -1120,7 +1120,26 @@ class pdf_crabe extends ModelePDFFactures
 					}
 
                 //}
+                
 				// VAT
+				// Situations totals migth be wrong on huge amounts
+				if ($object->situation_cycle_ref && $object->situation_counter > 1) {
+					
+					$sum_pdf_tva = 0;
+					foreach($this->tva as $tvakey => $tvaval){
+						$sum_pdf_tva+=$tvaval; // sum VAT amounts to compare to object
+					}
+					
+					if($sum_pdf_tva!=$object->total_tva) { // apply coef to recover the VAT object amount (the good one)
+						$coef_fix_tva = $object->total_tva / $sum_pdf_tva;
+						
+						foreach($this->tva as $tvakey => $tvaval) {
+							$this->tva[$tvakey]=$tvaval * $coef_fix_tva;
+						}
+					}
+					
+				}
+				
 				foreach($this->tva as $tvakey => $tvaval)
 				{
 					if ($tvakey != 0)    // On affiche pas taux 0