diff --git a/bundles/raspberrypi/files/config.txt b/bundles/raspberrypi/files/config.txt
index fa00356..4c66bcc 100644
--- a/bundles/raspberrypi/files/config.txt
+++ b/bundles/raspberrypi/files/config.txt
@@ -11,6 +11,6 @@ force_turbo=1
 arm_64bit=1
 % endif
 
-% for item in sorted(node.metadata['raspberrypi']['config.txt']):
+% for item in sorted(node.metadata['raspberrypi'].get('config.txt', set())):
 ${item}
 % endfor
diff --git a/bundles/raspberrypi/metadata.py b/bundles/raspberrypi/metadata.py
index d708d19..ff08189 100644
--- a/bundles/raspberrypi/metadata.py
+++ b/bundles/raspberrypi/metadata.py
@@ -18,6 +18,5 @@ defaults = {
             'quiet',
             'plymouth.ignore-serial-consoles',
         },
-        'config.txt': {},
     },
 }