diff --git a/kernel/Dockerfile b/kernel/Dockerfile
index 7d3edf0b2..6a79c8d16 100644
--- a/kernel/Dockerfile
+++ b/kernel/Dockerfile
@@ -142,7 +142,8 @@ RUN DVER=$(basename $(find /tmp/kernel-modules/lib/modules/ -mindepth 1 -maxdept
            -path './arch/*/include' -prune -o \
            -path './scripts/*' -prune -o \
            -type f \( -name 'Makefile*' -o -name 'Kconfig*' -o -name 'Kbuild*' -o \
-                      -name '*.lds' -o -name '*.pl' -o -name '*.sh' \) | \
+                      -name '*.lds' -o -name '*.pl' -o -name '*.sh' -o \
+                      -name 'objtool' -o -name 'fixdep' -o -name 'randomize_layout_seed.h' \) | \
          tar cf - -T - | (cd $dir; tar xf -) && \
     ( cd /tmp && tar cf /out/kernel-dev.tar usr/src )
 
diff --git a/kernel/Makefile b/kernel/Makefile
index c5c294ac5..fbf455082 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -175,7 +175,6 @@ endef
 $(eval $(call kernel,4.14,4.14.x,$(EXTRA)))
 $(eval $(call kernel,4.14,4.14.x,-dbg))
 $(eval $(call kernel,4.13.13,4.13.x,$(EXTRA)))
-$(eval $(call kernel,4.13.13,4.13.x,-dbg))
 $(eval $(call kernel,4.9.62,4.9.x,$(EXTRA)))
 $(eval $(call kernel,4.9.62,4.9.x,-dbg))
 $(eval $(call kernel,4.4.98,4.4.x,$(EXTRA)))