Index: /trunk/Config.kmk
===================================================================
--- /trunk/Config.kmk	(revision 64952)
+++ /trunk/Config.kmk	(revision 64953)
@@ -3238,6 +3238,6 @@
 	$(NL)$(TAB)$(VBOX_INF2CAT) "/driver:$(strip $(1))" "/os:$(strip $(subst ;,$(COMMA),$(3)))" /verbose \
 	$(NL)$(TAB)$(MV) -- "$(2)" "$(2)"
-   if 0 && defined(VBOX_WITH_CORP_CODE_SIGNING) && "$(VBOX_WITH_CORP_CODE_SIGNING)" != "all" # temp disabled
-    VBOX_MAKE_CAT_HLP_FN += $(NL)$(TAB)$(call VBOX_SIGN_IMAGE_PLAN_B_FN,$(2),,,$(NL)$(TAB))  # temp disabled
+   if defined(VBOX_WITH_CORP_CODE_SIGNING) && "$(VBOX_WITH_CORP_CODE_SIGNING)" != "all"
+    VBOX_MAKE_CAT_HLP_FN += $(NL)$(TAB)$(call VBOX_SIGN_IMAGE_PLAN_B_FN,$(2),,,$(NL)$(TAB))
    else
     VBOX_MAKE_CAT_HLP_FN += $(NL)$(TAB)$(call         VBOX_SIGN_FILE_FN,$(2),,,$(NL)$(TAB))