diff --git a/src/components/progressbar/ProgressBar.d.ts b/src/components/progressbar/ProgressBar.d.ts
index eee7a2c6b..d5f2a34fc 100755
--- a/src/components/progressbar/ProgressBar.d.ts
+++ b/src/components/progressbar/ProgressBar.d.ts
@@ -1,16 +1,51 @@
 import { VNode } from 'vue';
+import { ClassComponent, GlobalComponentConstructor } from '../ts-helpers';
 
-interface ProgressBarProps {
-    value?: number;
-    mode?: string;
-    showValue?: boolean;
+type ProgressBarModeType = 'determinate' | 'indeterminate';
+
+export interface ProgressBarProps {
+    /**
+     * Current value of the progress.
+     */
+    value?: number | undefined;
+    /**
+     * Defines the mode of the progress
+     * @see ProgressBarModeType
+     * Default value is 'determinate'.
+     */
+    mode?: ProgressBarModeType;
+    /**
+     * Whether to display the progress bar value.
+     * Default value is true.
+     */
+    showValue?: boolean | undefined;
 }
 
-declare class ProgressBar {
-    $props: ProgressBarProps;
-    $slots: {
-        '': VNode[];
+export interface ProgressBarSlots {
+    /**
+     * Custom content slot.
+     */
+    default: () => VNode[];
+}
+
+export declare type ProgressBarEmits = {
+}
+
+declare class ProgressBar extends ClassComponent<ProgressBarProps, ProgressBarSlots, ProgressBarEmits> { }
+
+declare module '@vue/runtime-core' {
+    interface GlobalComponents {
+        ProgressBar: GlobalComponentConstructor<ProgressBar>
     }
 }
 
+/**
+ *
+ * ProgressBar is a process status indicator.
+ *
+ * Demos:
+ *
+ * - [ProgressBar](https://www.primefaces.org/primevue/showcase/#/progressbar)
+ *
+ */
 export default ProgressBar;