diff --git a/tests/_check_install_source.pm b/tests/_check_install_source.pm
index abfced7d..099daaec 100644
--- a/tests/_check_install_source.pm
+++ b/tests/_check_install_source.pm
@@ -55,11 +55,15 @@ sub run {
         # expression at the bash level, and single quotes around the
         # text 'anaconda' at the level of grep, as the string we're
         # actually matching on literally has 'anaconda' in it.
-        # ('anaconda'|'') is a workaround for an anaconda bug that
-        # happens since 2018-06, can be removed after
-        # https://github.com/rhinstaller/anaconda/pull/1519 is merged
-        # and all previous releases go EOL.
-        assert_script_run 'grep "enabled repo: ' . "\\('anaconda'\\|''\\).*${repourl}" . '" /tmp/packaging.log';
+        if (script_run 'grep "enabled repo: ' . "'anaconda'.*${repourl}" . '" /tmp/packaging.log') {
+            # in F35+, the "enabled repo" log line is gone, instead
+            # we'll check some log messages from the dnf manager module
+            # that show up in anaconda.log. Can drop the above branch
+            # and only go with the below branch after F34 EOL
+            assert_script_run 'grep "added repo: ' . "'anaconda'.*${repourl}" . '" /tmp/packaging.log';
+            assert_script_run 'grep "Load metadata for the ' . "'anaconda'" . '" /tmp/anaconda.log';
+            assert_script_run 'grep "Loaded metadata from ' . ".*${repourl}" . '" /tmp/anaconda.log';
+        }
     }
     if ($repourl) {
         # check we don't have an error indicating our repo wasn't used.