diff --git a/diskimage_builder/elements/dpkg/pre-install.d/02-add-apt-keys b/diskimage_builder/elements/dpkg/pre-install.d/02-add-apt-keys
index 34cfc8f18..aa2f38ae0 100755
--- a/diskimage_builder/elements/dpkg/pre-install.d/02-add-apt-keys
+++ b/diskimage_builder/elements/dpkg/pre-install.d/02-add-apt-keys
@@ -33,3 +33,5 @@ for KEY in ${KEY_DIRECTORY}/*; do
 
     apt-key add ${KEY}
 done
+
+apt-get -y update