diff --git a/addons/web/static/src/views/fields/properties/properties_field.scss b/addons/web/static/src/views/fields/properties/properties_field.scss
index fc8c3c5f111..bbd9efa22f6 100644
--- a/addons/web/static/src/views/fields/properties/properties_field.scss
+++ b/addons/web/static/src/views/fields/properties/properties_field.scss
@@ -85,7 +85,7 @@
 
 .o_property_field_popover {
     // put the popover behind datetime component
-    z-index: 1000 !important;
+    z-index: $zindex-popover !important;
     font-size: inherit;
     box-shadow: 0 3rem 5rem rgba($black, .18) !important;
     box-sizing: border-box;