X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/224f418b1ea62a1d1b4bbf261b50b2dc02aed98a..cc5a3f43827026193110cb663151a95eac4ee379:/test/runtest

diff --git a/test/runtest b/test/runtest
index 0eda52d91..22fb69fb3 100755
--- a/test/runtest
+++ b/test/runtest
@@ -806,7 +806,7 @@ RESET_AFTER_EXTRA_LINE_READ:
 
   # ==========================================================
   # MIME boundaries in RFC3461 DSN messages
-  s/\d{8,10}-eximdsn-\d{8,10}/NNNNNNNNNN-eximdsn-MMMMMMMMMM/;
+  s/\d{8,10}-eximdsn-\d{7,10}/NNNNNNNNNN-eximdsn-MMMMMMMMMM/;
 
   # ==========================================================
   # Some munging is specific to the specific file types