diff --git a/hosts/development.nix b/hosts/development.nix
index 7236f1a..52ca333 100644
--- a/hosts/development.nix
+++ b/hosts/development.nix
@@ -30,6 +30,9 @@
         # ST-LINK/V2
         SUBSYSTEM=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="3748", MODE="0660", GROUP="plugdev"
 
+        # ST-LINK/V2.1
+        SUBSYSTEM=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="3752", MODE="0660", GROUP="plugdev"
+
         # WCH-LinkE
         SUBSYSTEMS=="usb", ATTRS{idVendor}=="1a86", ATTRS{idProduct}=="8010", MODE="0660", GROUP="plugdev"