diff --git a/types/bootstrap/bootstrap-tests.ts b/types/bootstrap/bootstrap-tests.ts
index df172d9484..e196040b4e 100755
--- a/types/bootstrap/bootstrap-tests.ts
+++ b/types/bootstrap/bootstrap-tests.ts
@@ -51,6 +51,7 @@ $("#carousel").carousel({
     keyboard: true,
     slide: false,
     pause: "hover",
+    ride: 'carousel',
     wrap: true,
     touch: false,
 });
@@ -169,6 +170,10 @@ $("#modal").modal({
     backdrop: "static",
 });
 
+$("#modal").on('hidePrevented.bs.modal', e => {
+    const {data, target: modal} = e;
+});
+
 // --------------------------------------------------------------------------------------
 // Popover
 // --------------------------------------------------------------------------------------
@@ -307,6 +312,9 @@ $("#tooltip").tooltip({
         img: ['src', 'alt', 'title', 'width', 'height'],
     },
     sanitizeFn: (x: string) => x.replace("<", ""),
+    popperConfig: {
+        placement: 'bottom',
+    },
 });
 
 $("#tooltip").tooltip({
diff --git a/types/bootstrap/index.d.ts b/types/bootstrap/index.d.ts
index 1cd7c858b3..608777ac69 100755
--- a/types/bootstrap/index.d.ts
+++ b/types/bootstrap/index.d.ts
@@ -1,6 +1,7 @@
 // Type definitions for Bootstrap 4.3
 // Project: https://github.com/twbs/bootstrap/, https://getbootstrap.com
 // Definitions by: denisname <https://github.com/denisname>
+//                 Piotr Błażejewicz <https://github.com/peterblazejewicz>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
@@ -74,6 +75,13 @@ export interface CarouselOption {
      */
     pause?: "hover" | false;
 
+    /**
+     * Autoplays the carousel after the user manually cycles the first item.
+     * If `carousel`, autoplays the carousel on load.
+     * @default false
+     */
+    ride?: 'carousel' | boolean;
+
     /**
      * Whether the carousel should cycle continuously or have hard stops.
      *
@@ -371,6 +379,12 @@ export interface TooltipOption {
      * @default null
      */
     sanitizeFn?: null | ((input: string) => string);
+
+    /**
+     * To change Bootstrap's default Popper.js config,
+     * see {@link https://popper.js.org/docs/v1/ Popper.js's configuration}
+     */
+    popperConfig?: null | object;
 }
 
 // --------------------------------------------------------------------------------------
@@ -449,7 +463,7 @@ export type AlertEvent = "close.bs.alert" | "closed.bs.alert";
 export type CarouselEvent = "slide.bs.carousel" | "slid.bs.carousel";
 export type CollapseEvent = "show.bs.collapse" | "shown.bs.collapse" | "hide.bs.collapse" | "hidden.bs.collapse";
 export type DropdownEvent = "show.bs.dropdown" | "shown.bs.dropdown" | "hide.bs.dropdown" | "hidden.bs.dropdown";
-export type ModalEvent = "show.bs.modal" | "shown.bs.modal" | "hide.bs.modal" | "hidden.bs.modal";
+export type ModalEvent = "show.bs.modal" | "shown.bs.modal" | "hide.bs.modal" | "hidden.bs.modal" | "hidePrevented.bs.modal";
 export type PopoverEvent = "show.bs.popover" | "shown.bs.popover" | "hide.bs.popover" | "hidden.bs.popover" | "inserted.bs.popover";
 export type ScrollspyEvent = "activate.bs.scrollspy";
 export type TapEvent = "show.bs.tab" | "shown.bs.tab" | "hide.bs.tab" | "hidden.bs.tab";