diff --git a/qpdf/qtest/qpdf.test b/qpdf/qtest/qpdf.test
index dc47af1..d40822c 100644
--- a/qpdf/qtest/qpdf.test
+++ b/qpdf/qtest/qpdf.test
@@ -103,14 +103,14 @@ $td->runtest("replace stream data",
 	     $td->NORMALIZE_NEWLINES);
 $td->runtest("check output",
 	     {$td->FILE => "a.pdf"},
-	     {$td->FILE => "replaced-stream-data.out"});
+	     {$td->FILE => "replaced-stream-data.pdf"});
 $td->runtest("replace stream data compressed",
 	     {$td->COMMAND => "test_driver 8 qstream.pdf"},
 	     {$td->FILE => "test8.out", $td->EXIT_STATUS => 0},
 	     $td->NORMALIZE_NEWLINES);
 $td->runtest("check output",
 	     {$td->FILE => "a.pdf"},
-	     {$td->FILE => "replaced-stream-data-flate.out"});
+	     {$td->FILE => "replaced-stream-data-flate.pdf"});
 $td->runtest("new streams",
 	     {$td->COMMAND => "test_driver 9 minimal.pdf"},
 	     {$td->FILE => "test9.out", $td->EXIT_STATUS => 0},
diff --git a/qpdf/qtest/qpdf/replaced-stream-data-flate.out b/qpdf/qtest/qpdf/replaced-stream-data-flate.pdf
index 8da1663..8da1663 100644
--- a/qpdf/qtest/qpdf/replaced-stream-data-flate.out
+++ b/qpdf/qtest/qpdf/replaced-stream-data-flate.pdf
diff --git a/qpdf/qtest/qpdf/replaced-stream-data.out b/qpdf/qtest/qpdf/replaced-stream-data.pdf
index 14b2dea..14b2dea 100644
--- a/qpdf/qtest/qpdf/replaced-stream-data.out
+++ b/qpdf/qtest/qpdf/replaced-stream-data.pdf