diff --git a/configurations/london/default.nix b/configurations/london/default.nix
index ec3a195..f65b3df 100644
--- a/configurations/london/default.nix
+++ b/configurations/london/default.nix
@@ -50,7 +50,12 @@
 
   /* Linux kernel */
   useLatestKernel = true;
-
+  
+  /* Custom udev rules for Nucleo's stlink interface  */
+  services.udev.extraRules = ''
+    ATTRS{idVendor}=="0483", ATTRS{idProduct}=="374b",MODE="660",GROUP="dialout",TAG+="uaccess"
+    ATTRS{idVendor}=="0483", ATTRS{idProduct}=="3748",MODE="660",GROUP="dialout",TAG+="uaccess"
+  '';
 
   /* Nix */
   allowUnfreePackages = true;