diff --git a/addons/web/static/src/legacy/scss/bootstrap_overridden.scss b/addons/web/static/src/legacy/scss/bootstrap_overridden.scss
index 230eaa29a72..a8567ca2c33 100644
--- a/addons/web/static/src/legacy/scss/bootstrap_overridden.scss
+++ b/addons/web/static/src/legacy/scss/bootstrap_overridden.scss
@@ -64,7 +64,8 @@ $grid-gutter-width: $o-horizontal-padding * 2 !default;
 //
 // Define common padding and border radius sizes and more.
 
-$border-radius: 3px !default;
+$border-radius: $o-border-radius !default;
+$border-radius-lg: $o-border-radius-lg !default;
 $border-color: $o-gray-300 !default;
 
 $component-active-color: $o-brand-primary !default;
@@ -98,6 +99,10 @@ $table-accent-bg: rgba($black, .01) !default;
 $table-hover-bg: rgba($black, .04) !default;
 $table-border-color: $gray-200 !default;
 
+// Buttons
+//
+$btn-border-radius-lg: $border-radius !default;
+
 // Dropdowns
 //
 // Dropdown menu container and contents.
@@ -151,6 +156,10 @@ $nav-pills-border-radius: 0 !default;
 $nav-pills-link-active-color: $white !default;
 $nav-pills-link-active-bg: $o-brand-primary !default;
 
+// Popovers
+
+$popover-border-radius: $border-radius !default;
+
 // Toasts
 
 $toast-max-width: 320px !default;
@@ -168,6 +177,8 @@ $modal-inner-padding: $o-horizontal-padding !default;
 $modal-lg: $o-modal-lg !default;
 $modal-md: $o-modal-md !default;
 
+$modal-content-border-radius: $border-radius !default;
+
 // Breadcrumbs
 
 $breadcrumb-padding-y: 0 !default;
diff --git a/addons/web/static/src/legacy/scss/primary_variables.scss b/addons/web/static/src/legacy/scss/primary_variables.scss
index d08229605ad..c82f54051a8 100644
--- a/addons/web/static/src/legacy/scss/primary_variables.scss
+++ b/addons/web/static/src/legacy/scss/primary_variables.scss
@@ -167,3 +167,9 @@ $o-kanban-dashboard-dropdown-complex-gap: 5px !default;
 // Form view
 
 $o-form-view-sheet-max-width: 1140px !default;
+
+// Border-radius
+
+$o-border-radius: .25rem !default;
+$o-border-radius-lg: .6rem !default;
+$o-border-radius-sm: .2rem !default;