diff --git a/src/components/PDFView/index.tsx b/src/components/PDFView/index.tsx
index 3ac05d0..d67d372 100644
--- a/src/components/PDFView/index.tsx
+++ b/src/components/PDFView/index.tsx
@@ -35,10 +35,10 @@ const PdfView = ({
   }, [currentFile])
   const filterByFile = (
     currentUserMarks: CurrentUserMark[],
-    fileName: string
+    hash: string
   ): CurrentUserMark[] => {
     return currentUserMarks.filter(
-      (currentUserMark) => currentUserMark.mark.fileName === fileName
+      (currentUserMark) => currentUserMark.mark.pdfFileHash === hash
     )
   }
   const isNotLastPdfFile = (index: number, files: CurrentUserFile[]): boolean =>
@@ -46,7 +46,7 @@ const PdfView = ({
   return (
     <>
       {files.map((currentUserFile, index, arr) => {
-        const { hash, pdfFile, filename, id } = currentUserFile
+        const { hash, pdfFile, id } = currentUserFile
         if (!hash) return
         return (
           <div
@@ -56,7 +56,7 @@ const PdfView = ({
           >
             <PdfItem
               pdfFile={pdfFile}
-              currentUserMarks={filterByFile(currentUserMarks, filename)}
+              currentUserMarks={filterByFile(currentUserMarks, hash)}
               selectedMark={selectedMark}
               handleMarkClick={handleMarkClick}
               selectedMarkValue={selectedMarkValue}