diff --git a/htdocs/compta/resultat/clientfourn.php b/htdocs/compta/resultat/clientfourn.php
index efeffeb9b8c..2b74c167d83 100644
--- a/htdocs/compta/resultat/clientfourn.php
+++ b/htdocs/compta/resultat/clientfourn.php
@@ -1132,11 +1132,11 @@ else
 		            while ($i < $num) {
 		                $obj = $db->fetch_object($result);
 
-		                $amount += $obj->amount;
-		                $total_ht += $obj->amount;
-		                $total_ttc += $obj->amount;
-		                $subtotal_ht += $obj->amount;
-		                $subtotal_ttc += $obj->amount;
+		                $amount += -$obj->amount;
+		                $total_ht += -$obj->amount;
+		                $total_ttc += -$obj->amount;
+		                $subtotal_ht += -$obj->amount;
+		                $subtotal_ttc += -$obj->amount;
 
 		                $i++;
 		            }
diff --git a/htdocs/compta/resultat/index.php b/htdocs/compta/resultat/index.php
index 70129e80403..d12587eea6e 100644
--- a/htdocs/compta/resultat/index.php
+++ b/htdocs/compta/resultat/index.php
@@ -480,10 +480,10 @@ if (! empty($conf->tax->enabled) && ($modecompta == 'CREANCES-DETTES' || $modeco
 					$obj = $db->fetch_object($result);
 
 					if (! isset($encaiss[$obj->dm])) $encaiss[$obj->dm]=0;
-					$encaiss[$obj->dm] += $obj->amount;
+					$encaiss[$obj->dm] += -$obj->amount;
 
 					if (! isset($encaiss_ttc[$obj->dm])) $encaiss_ttc[$obj->dm]=0;
-					$encaiss_ttc[$obj->dm] += $obj->amount;
+					$encaiss_ttc[$obj->dm] +=-$obj->amount;
 
 					$i++;
 				}