diff --git a/armsrc/Standalone/lf_hidbrute.c b/armsrc/Standalone/lf_hidbrute.c
index aaeae9a9a..8571c0ce1 100644
--- a/armsrc/Standalone/lf_hidbrute.c
+++ b/armsrc/Standalone/lf_hidbrute.c
@@ -164,7 +164,7 @@ void RunMod() {
 
                 Dbprintf("[=] Proxbrute - starting decrementing card number");
 
-                while (cardnum >= 0) {
+                while (cardnum > 0) {
 
                     // Needed for exiting from proxbrute when button is pressed
                     if (BUTTON_PRESS()) {