diff --git a/doc/src/sgml/ref/psql-ref.sgml b/doc/src/sgml/ref/psql-ref.sgml
index c41593c..04bde18 100644
--- a/doc/src/sgml/ref/psql-ref.sgml
+++ b/doc/src/sgml/ref/psql-ref.sgml
@@ -1178,9 +1178,10 @@ testdb=>
 
         <listitem>
         <para>
-        Lists functions, together with their arguments, return types, and
-        function types, which are classified as <quote>agg</> (aggregate),
-        <quote>normal</>, <quote>trigger</>, or <quote>window</>.
+        Lists functions, together with their arguments, return types,
+        function types, and security, which are classified as 
+        <quote>agg</> (aggregate), <quote>normal</>, <quote>trigger</>, 
+        or <quote>window</>.
         To display only functions
         of specific type(s), add the corresponding letters <literal>a</>,
         <literal>n</>, <literal>t</>, or <literal>w</> to the command.
diff --git a/src/bin/psql/describe.c b/src/bin/psql/describe.c
index 15d02ee..5e5cefe 100644
--- a/src/bin/psql/describe.c
+++ b/src/bin/psql/describe.c
@@ -254,7 +254,7 @@ describeFunctions(const char *functypes, const char *pattern, bool verbose, bool
 						  "  WHEN p.proiswindow THEN '%s'\n"
 						  "  WHEN p.prorettype = 'pg_catalog.trigger'::pg_catalog.regtype THEN '%s'\n"
 						  "  ELSE '%s'\n"
-						  "END as \"%s\"",
+						  " END as \"%s\"",
 						  gettext_noop("Result data type"),
 						  gettext_noop("Argument data types"),
 		/* translator: "agg" is short for "aggregate" */
@@ -329,14 +329,19 @@ describeFunctions(const char *functypes, const char *pattern, bool verbose, bool
 	if (verbose)
 		appendPQExpBuffer(&buf,
 						  ",\n CASE\n"
+						  "  WHEN prosecdef THEN 'definer'\n"
+						  "  ELSE 'invoker'\n"
+						  " END AS \"%s\""
+						  ",\n CASE\n"
 						  "  WHEN p.provolatile = 'i' THEN '%s'\n"
 						  "  WHEN p.provolatile = 's' THEN '%s'\n"
 						  "  WHEN p.provolatile = 'v' THEN '%s'\n"
-						  "END as \"%s\""
+						  " END as \"%s\""
 				   ",\n  pg_catalog.pg_get_userbyid(p.proowner) as \"%s\",\n"
 						  "  l.lanname as \"%s\",\n"
 						  "  p.prosrc as \"%s\",\n"
 				  "  pg_catalog.obj_description(p.oid, 'pg_proc') as \"%s\"",
+						  gettext_noop("Security"),
 						  gettext_noop("immutable"),
 						  gettext_noop("stable"),
 						  gettext_noop("volatile"),