Index: contrib/subversion/subversion/svn/util.c
===================================================================
--- contrib/subversion/subversion/svn/util.c
+++ contrib/subversion/subversion/svn/util.c
@@ -333,6 +333,7 @@
 
 static const char *prefixes[] = {
   "PR:",
+  "Differential Revision:",
   "Submitted by:",
   "Reviewed by:",
   "Approved by:",
@@ -404,6 +405,7 @@
   default_msg = svn_stringbuf_create(APR_EOL_STR, pool);
   svn_stringbuf_appendcstr(default_msg, APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, "PR:\t\t" APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "Differential Revision:\t" APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, "Submitted by:\t" APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, "Reviewed by:\t" APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, "Approved by:\t" APR_EOL_STR);
@@ -419,15 +421,16 @@
   svn_stringbuf_appendcstr(default_msg, EDITOR_EOF_PREFIX);
   svn_stringbuf_appendcstr(default_msg, APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, "> Description of fields to fill in above:                     76 columns --|" APR_EOL_STR);
-  svn_stringbuf_appendcstr(default_msg, "> PR:            If a GNATS PR is affected by the change." APR_EOL_STR);
-  svn_stringbuf_appendcstr(default_msg, "> Submitted by:  If someone else sent in the change." APR_EOL_STR);
-  svn_stringbuf_appendcstr(default_msg, "> Reviewed by:   If someone else reviewed your modification." APR_EOL_STR);
-  svn_stringbuf_appendcstr(default_msg, "> Approved by:   If you needed approval for this commit." APR_EOL_STR);
-  svn_stringbuf_appendcstr(default_msg, "> Obtained from: If the change is from a third party." APR_EOL_STR);
-  svn_stringbuf_appendcstr(default_msg, "> MFC after:     N [day[s]|week[s]|month[s]].  Request a reminder email." APR_EOL_STR);
-  svn_stringbuf_appendcstr(default_msg, "> Relnotes:      Set to 'yes' for mention in release notes." APR_EOL_STR);
-  svn_stringbuf_appendcstr(default_msg, "> Security:      Vulnerability reference (one per line) or description." APR_EOL_STR);
-  svn_stringbuf_appendcstr(default_msg, "> Sponsored by:  If the change was sponsored by an organization." APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "> PR:                       If a GNATS PR is affected by the change." APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "> Differential Revision:    If a Phabric differential is affected by the change." APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "> Submitted by:             If someone else sent in the change." APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "> Reviewed by:              If someone else reviewed your modification." APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "> Approved by:              If you needed approval for this commit." APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "> Obtained from:            If the change is from a third party." APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "> MFC after:                N [day[s]|week[s]|month[s]].  Request a reminder email." APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "> Relnotes:                 Set to 'yes' for mention in release notes." APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "> Security:                 Vulnerability reference (one per line) or description." APR_EOL_STR);
+  svn_stringbuf_appendcstr(default_msg, "> Sponsored by:             If the change was sponsored by an organization." APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, "> Empty fields above will be automatically removed." APR_EOL_STR);
   svn_stringbuf_appendcstr(default_msg, APR_EOL_STR);