diff --git a/addons/product/product_data.xml b/addons/product/product_data.xml
index 8e5280d036a..49362e380f4 100644
--- a/addons/product/product_data.xml
+++ b/addons/product/product_data.xml
@@ -33,13 +33,13 @@
-->
- Unit
+ Unit(s)
- Dozen
+ Dozen(s)
bigger
@@ -55,13 +55,13 @@
smaller
- Hour
+ Hour(s)
smaller
- Day
+ Day(s)
@@ -91,7 +91,7 @@
smaller
- Litre
+ Liter(s)
1.0