diff -urN ../exim-4.95.orig/src/pdkim/pdkim.c ./src/pdkim/pdkim.c
--- ../exim-4.95.orig/src/pdkim/pdkim.c	2021-09-28 11:24:46.000000000 +0300
+++ ./src/pdkim/pdkim.c	2022-10-29 16:38:38.972229000 +0300
@@ -1224,10 +1224,10 @@
 
 /* Required and static bits */
 hdr = pdkim_headcat(&col, hdr, US";", US"a=", dkim_sig_to_a_tag(sig));
-hdr = pdkim_headcat(&col, hdr, US";", US"q=", pdkim_querymethods[sig->querymethod]);
 hdr = pdkim_headcat(&col, hdr, US";", US"c=", canon_all->s);
 hdr = pdkim_headcat(&col, hdr, US";", US"d=", sig->domain);
 hdr = pdkim_headcat(&col, hdr, US";", US"s=", sig->selector);
+hdr = pdkim_headcat(&col, hdr, US";", US"q=", pdkim_querymethods[sig->querymethod]);
 
 /* list of header names can be split between items. */
   {