diff --git a/PyPDF2/_merger.py b/PyPDF2/_merger.py
index 61e7b450b..6db5df4d7 100644
--- a/PyPDF2/_merger.py
+++ b/PyPDF2/_merger.py
@@ -640,7 +640,7 @@ def add_named_destination(self, title: str, pagenum: int) -> None:
 
 class PdfFileMerger(PdfMerger):  # pragma: no cover
     def __init__(self, *args: Any, **kwargs: Any) -> None:
-        deprecate_with_replacement("PdfFileMerger", "PdfMerge")
+        deprecate_with_replacement("PdfFileMerger", "PdfMerger")
 
         if "strict" not in kwargs and len(args) < 1:
             kwargs["strict"] = True  # maintain the default