diff --git a/targets/generic b/targets/generic
index 0153386dfa310a05ad5d766b44c607efa4320069..9d87ba4eb17be0ffcfb5320104b37e65b5ceeb17 100644
--- a/targets/generic
+++ b/targets/generic
@@ -54,6 +54,7 @@ end
 if envtrue.GLUON_DEBUG then
 	config 'CONFIG_DEBUG=y'
 	config 'CONFIG_NO_STRIP=y'
+	config 'CONFIG_TARGET_ROOTFS_PARTSIZE=500'
 	config '# CONFIG_USE_STRIP is not set'
 	config '# CONFIG_USE_SSTRIP is not set'
 end