diff --git a/Earthfile b/Earthfile
index 9bdb9db..d0f97aa 100644
--- a/Earthfile
+++ b/Earthfile
@@ -24,10 +24,6 @@ image-rootfs:
 grub-files:
     FROM alpine
     RUN apk add wget
-    # Hack to see if this gets fixed:
-    # https://github.com/earthly/earthly/issues/847
-    RUN ifconfig eth0 mtu 1200
-    RUN ifconfig cni0 mtu 1200
     RUN wget https://raw.githubusercontent.com/c3os-io/c3os/master/overlay/files-iso/boot/grub2/grub.cfg -O grub.cfg
     SAVE ARTIFACT --keep-own grub.cfg grub.cfg