diff --git a/adminer/drivers/mssql.inc.php b/adminer/drivers/mssql.inc.php
index 562b33ad..f9fb9318 100644
--- a/adminer/drivers/mssql.inc.php
+++ b/adminer/drivers/mssql.inc.php
@@ -571,10 +571,13 @@ WHERE OBJECT_NAME(i.object_id) = " . q($table)
 
 	function foreign_keys($table) {
 		$return = array();
+		$on_actions = array("CASCADE", "NO ACTION", "SET NULL", "SET DEFAULT");
 		foreach (get_rows("EXEC sp_fkeys @fktable_name = " . q($table) . ", @fktable_owner = " . q(get_schema())) as $row) {
 			$foreign_key = &$return[$row["FK_NAME"]];
 			$foreign_key["db"] = $row["PKTABLE_QUALIFIER"];
 			$foreign_key["table"] = $row["PKTABLE_NAME"];
+			$foreign_key["on_update"] = $on_actions[$row["UPDATE_RULE"]];
+			$foreign_key["on_delete"] = $on_actions[$row["DELETE_RULE"]];
 			$foreign_key["source"][] = $row["FKCOLUMN_NAME"];
 			$foreign_key["target"][] = $row["PKCOLUMN_NAME"];
 		}
@@ -724,6 +727,8 @@ WHERE sys1.xtype = 'TR' AND sys2.name = " . q($table)
 	}
 
 	function driver_config() {
+		global $on_actions;
+		$on_actions = str_replace('RESTRICT|', '', $on_actions);
 		$types = array();
 		$structured_types = array();
 		foreach (array( //! use sys.types
diff --git a/adminer/include/bootstrap.inc.php b/adminer/include/bootstrap.inc.php
index d5c05511..9d997557 100644
--- a/adminer/include/bootstrap.inc.php
+++ b/adminer/include/bootstrap.inc.php
@@ -80,6 +80,7 @@ include "./include/adminer.inc.php";
 $adminer = (function_exists('adminer_object') ? adminer_object() : new Adminer);
 include "../adminer/drivers/mysql.inc.php"; // must be included as last driver
 
+$on_actions = "RESTRICT|NO ACTION|CASCADE|SET NULL|SET DEFAULT"; ///< @var string used in foreign_keys()
 $config = driver_config();
 $possible_drivers = $config['possible_drivers'];
 $jush = $config['jush'];
@@ -108,5 +109,3 @@ include "../adminer/include/xxtea.inc.php";
 include "../adminer/include/auth.inc.php";
 include "./include/editing.inc.php";
 include "./include/connect.inc.php";
-
-$on_actions = "RESTRICT|NO ACTION|CASCADE|SET NULL|SET DEFAULT"; ///< @var string used in foreign_keys()
diff --git a/changes.txt b/changes.txt
index 11c5a882..68160319 100644
--- a/changes.txt
+++ b/changes.txt
@@ -4,6 +4,7 @@ SQLite: Add command Check tables
 SQLite: Display all rows of variable values
 SQLite: Remove support for SQLite version 2
 MS SQL: Support export (bug #480)
+MS SQL: Display foreign keys ON UPDATE and ON DELETE
 MongoDB: Remove support for deprecated extension mongo
 
 Adminer-4.17.1 (released 2025-02-25):