diff --git a/board/myna-player-odyssey/scripts/rootfs_postbuild.sh b/board/myna-player-odyssey/scripts/rootfs_postbuild.sh
index e173927..dccf42b 100755
--- a/board/myna-player-odyssey/scripts/rootfs_postbuild.sh
+++ b/board/myna-player-odyssey/scripts/rootfs_postbuild.sh
@@ -2,9 +2,6 @@
 
 set -e
 
-# set up rauc certificate links
-
-"${BR2_EXTERNAL_MynaPlayer_PATH}"/scripts/rauc_fixups.sh
 . "${BR2_EXTERNAL_MynaPlayer_PATH}"/scripts/certs.sh
 
 # copy machine-id into the target
diff --git a/external.mk b/external.mk
index 4c56968..3f97698 100644
--- a/external.mk
+++ b/external.mk
@@ -6,3 +6,8 @@
 pre-clean:
 	rm -rf $(MAGIC_PLACE)
 	rm -rf $(KERNEL_PLACE)
+
+rauc-fixups:
+	$(BR2_EXTERNAL_MynaPlayer_PATH)/scripts/rauc_fixups.sh
+
+all: rauc-fixups