diff --git a/src/modules/reader/components/overlay/progress-bar/ReaderProgressBarSlot.tsx b/src/modules/reader/components/overlay/progress-bar/ReaderProgressBarSlot.tsx
index e4cb10a7..b8547304 100644
--- a/src/modules/reader/components/overlay/progress-bar/ReaderProgressBarSlot.tsx
+++ b/src/modules/reader/components/overlay/progress-bar/ReaderProgressBarSlot.tsx
@@ -17,7 +17,6 @@ export const ReaderProgressBarSlot = memo(
     ({ pageName, progressBarPosition, slotProps, children }: ReaderProgressBarSlotProps & { children?: ReactNode }) => (
         <CustomTooltip
             {...slotProps?.tooltip}
-            key={pageName}
             title={pageName}
             placement={READER_PROGRESS_BAR_POSITION_TO_PLACEMENT[progressBarPosition]}
         >
diff --git a/src/modules/reader/components/overlay/progress-bar/desktop/ReaderProgressBarSlotDesktop.tsx b/src/modules/reader/components/overlay/progress-bar/desktop/ReaderProgressBarSlotDesktop.tsx
index a1650de0..8cb164c8 100644
--- a/src/modules/reader/components/overlay/progress-bar/desktop/ReaderProgressBarSlotDesktop.tsx
+++ b/src/modules/reader/components/overlay/progress-bar/desktop/ReaderProgressBarSlotDesktop.tsx
@@ -16,7 +16,6 @@ import { IReaderSettings } from '@/modules/reader/types/Reader.types.ts';
 export const ReaderProgressBarSlotDesktop = memo(
     ({
         pageName,
-        pageUrl,
         primaryPageLoadState,
         secondaryPageLoadState,
         progressBarPosition,
@@ -25,7 +24,6 @@ export const ReaderProgressBarSlotDesktop = memo(
         showDraggingStyle,
     }: Pick<IReaderSettings, 'progressBarPosition'> & {
         pageName: string;
-        pageUrl: string;
         primaryPageLoadState: boolean;
         secondaryPageLoadState?: boolean;
         isCurrentPage: boolean;
@@ -36,7 +34,6 @@ export const ReaderProgressBarSlotDesktop = memo(
 
         return (
             <ReaderProgressBarSlot
-                key={pageUrl}
                 pageName={pageName}
                 progressBarPosition={progressBarPosition}
                 slotProps={{
diff --git a/src/modules/reader/components/overlay/progress-bar/variants/StandardReaderProgressBar.tsx b/src/modules/reader/components/overlay/progress-bar/variants/StandardReaderProgressBar.tsx
index f732047c..6e2bbf1d 100644
--- a/src/modules/reader/components/overlay/progress-bar/variants/StandardReaderProgressBar.tsx
+++ b/src/modules/reader/components/overlay/progress-bar/variants/StandardReaderProgressBar.tsx
@@ -91,7 +91,6 @@ const BaseStandardReaderProgressBar = ({
                     ) => (
                         <ReaderProgressBarSlotDesktop
                             pageName={page.name}
-                            pageUrl={page.primary.url}
                             primaryPageLoadState={primaryPageLoadState}
                             secondaryPageLoadState={secondaryPageLoadState}
                             progressBarPosition={finalProgressBarPosition}