diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index 774014d6a..5537cff79 100644
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -99,6 +99,7 @@ int tearoff_hook(void) {
     if (g_tearoff_enabled) {
         if (g_tearoff_delay_us == 0) {
             Dbprintf(_RED_("No tear-off delay configured!"));
+            g_tearoff_enabled = false;
             return PM3_SUCCESS; // SUCCESS = the hook didn't do anything
         }
         SpinDelayUsPrecision(g_tearoff_delay_us);