diff --git a/board/flash.py b/board/flash.py
index d1a78e2c..903a6a64 100755
--- a/board/flash.py
+++ b/board/flash.py
@@ -15,3 +15,4 @@ if __name__ == "__main__":
     print("flashing", s)
     with Panda(serial=s) as p:
       p.flash()
+  exit(1 if len(serials) == 0 else 0)
diff --git a/board/jungle/flash.py b/board/jungle/flash.py
index 75a7f0c8..5b6c6e90 100755
--- a/board/jungle/flash.py
+++ b/board/jungle/flash.py
@@ -15,3 +15,5 @@ if __name__ == "__main__":
     print("flashing", s)
     with PandaJungle(serial=s) as p:
       p.flash()
+
+  exit(1 if len(serials) == 0 else 0)
diff --git a/board/jungle/recover.py b/board/jungle/recover.py
index 98afb067..19666c3e 100755
--- a/board/jungle/recover.py
+++ b/board/jungle/recover.py
@@ -24,3 +24,4 @@ if __name__ == "__main__":
   for s in dfu_serials:
     print("flashing", s)
     PandaJungleDFU(s).recover()
+  exit(1 if len(dfu_serials) == 0 else 0)
diff --git a/board/recover.py b/board/recover.py
index 5284a4e2..0a248525 100755
--- a/board/recover.py
+++ b/board/recover.py
@@ -24,3 +24,4 @@ if __name__ == "__main__":
   for s in dfu_serials:
     print("flashing", s)
     PandaDFU(s).recover()
+  exit(1 if len(dfu_serials) == 0 else 0)