diff --git a/Source/CPack/cmCPackArchiveGenerator.cxx b/Source/CPack/cmCPackArchiveGenerator.cxx
index 8ee56374b1..27828f588e 100644
--- a/Source/CPack/cmCPackArchiveGenerator.cxx
+++ b/Source/CPack/cmCPackArchiveGenerator.cxx
@@ -361,7 +361,8 @@ int cmCPackArchiveGenerator::addOneComponentToArchive(
     } else if (status == DeduplicateStatus::Error) {
       cmCPackLogger(cmCPackLog::LOG_ERROR,
                     "ERROR The data in files with the "
-                    "same filename is different.");
+                    "same filename is different: "
+                      << rp << std::endl);
       return 0;
     } else {
       cmCPackLogger(cmCPackLog::LOG_DEBUG,
diff --git a/Tests/RunCMake/CPack/tests/DUPLICATE_FILE/conflict_file-stderr.txt b/Tests/RunCMake/CPack/tests/DUPLICATE_FILE/conflict_file-stderr.txt
index 55448853e0..003c396414 100644
--- a/Tests/RunCMake/CPack/tests/DUPLICATE_FILE/conflict_file-stderr.txt
+++ b/Tests/RunCMake/CPack/tests/DUPLICATE_FILE/conflict_file-stderr.txt
@@ -1 +1 @@
-CPack Error: ERROR The data in files with the same filename is different.*
+CPack Error: ERROR The data in files with the same filename is different: files/1\.txt
diff --git a/Tests/RunCMake/CPack/tests/DUPLICATE_FILE/conflict_symlink-stderr.txt b/Tests/RunCMake/CPack/tests/DUPLICATE_FILE/conflict_symlink-stderr.txt
index 55448853e0..ac23e711ff 100644
--- a/Tests/RunCMake/CPack/tests/DUPLICATE_FILE/conflict_symlink-stderr.txt
+++ b/Tests/RunCMake/CPack/tests/DUPLICATE_FILE/conflict_symlink-stderr.txt
@@ -1 +1 @@
-CPack Error: ERROR The data in files with the same filename is different.*
+CPack Error: ERROR The data in files with the same filename is different: files/symlink2