diff --git a/test_regress/t/t_dist_contributors.pl b/test_regress/t/t_dist_contributors.pl
index b31b8b4ff..8450c47ae 100755
--- a/test_regress/t/t_dist_contributors.pl
+++ b/test_regress/t/t_dist_contributors.pl
@@ -34,7 +34,10 @@ sub check {
     for my $author (sort keys %Authors) {
         print "Check: $author\n" if $Self->{verbose};
         if (!$Contributors{$author}) {
-            error("Certify your contribution by appending '$author' to CONTRIBUTORS");
+            error("Certify your contribution by appending '$author' to docs/CONTRIBUTORS.\n"
+                  ."   If '$author' is not your real name, please fix 'name=' in ~/.gitconfig\n"
+                  ."   Also check your https://github.com account's Settings->Profile->Name\n"
+                  ."   matches your ~/.gitconfig 'name='.\n");
         }
     }
 }