diff --git a/htdocs/langs/en_US/main.lang b/htdocs/langs/en_US/main.lang
index 7910cf5a36c..cbac3b3774a 100644
--- a/htdocs/langs/en_US/main.lang
+++ b/htdocs/langs/en_US/main.lang
@@ -109,6 +109,8 @@ Amount=Amount
 AmountHT=Amount HT
 AmountTTC=Amount TTC
 AmountVAT=Amount VAT
+AmountTotal=Total amount
+AmountAverage=Average amount
 Total=Total
 TotalHT=Total HT
 TotalTTC=Total TTC
diff --git a/htdocs/langs/fr_FR/main.lang b/htdocs/langs/fr_FR/main.lang
index 945489c014c..5bd789bb29d 100644
--- a/htdocs/langs/fr_FR/main.lang
+++ b/htdocs/langs/fr_FR/main.lang
@@ -110,6 +110,8 @@ Amount=Montant
 AmountHT=Montant HT
 AmountTTC=Montant TTC
 AmountVAT=Montant TVA
+AmountTotal=Montant total
+AmountAverage=Montant moyen
 Total=Total
 TotalHT=Total HT
 TotalTTC=Total TTC