diff --git a/misc/tools.func b/misc/tools.func
index 0500de30..1b2e8222 100644
--- a/misc/tools.func
+++ b/misc/tools.func
@@ -6289,7 +6289,7 @@ function setup_mysql() {
     local MYSQL_SUITE="trixie"
     msg_info "Debian ${DISTRO_CODENAME} detected → installing MySQL 8.4 LTS"
 
-    if ! download_gpg_key "https://repo.mysql.com/RPM-GPG-KEY-mysql-2023" "/etc/apt/keyrings/mysql.gpg" "dearmor"; then
+    if ! download_gpg_key "https://repo.mysql.com/RPM-GPG-KEY-mysql-2025" "/etc/apt/keyrings/mysql.gpg" "dearmor"; then
       msg_error "Failed to import MySQL GPG key"
       return 7
     fi
@@ -6339,7 +6339,7 @@ EOF
 
   # Setup repository
   manage_tool_repository "mysql" "$MYSQL_VERSION" "https://repo.mysql.com/apt/${DISTRO_ID}" \
-    "https://repo.mysql.com/RPM-GPG-KEY-mysql-2023" || {
+    "https://repo.mysql.com/RPM-GPG-KEY-mysql-2025" || {
     msg_error "Failed to setup MySQL repository"
     return 100
   }