diff --git a/Makefile b/Makefile
index 37c89a2a0..dd03d7f95 100644
--- a/Makefile
+++ b/Makefile
@@ -73,6 +73,8 @@ dist-no-debug: all
 	cp sept/sept-secondary/sept-secondary.bin atmosphere-$(AMSVER)/sept/sept-secondary.bin
 	cp sept/sept-secondary/sept-secondary_00.enc atmosphere-$(AMSVER)/sept/sept-secondary_00.enc
 	cp sept/sept-secondary/sept-secondary_01.enc atmosphere-$(AMSVER)/sept/sept-secondary_01.enc
+	cp sept/sept-secondary/sept-secondary_dev_00.enc atmosphere-$(AMSVER)/sept/sept-secondary_dev_00.enc
+	cp sept/sept-secondary/sept-secondary_dev_01.enc atmosphere-$(AMSVER)/sept/sept-secondary_dev_01.enc
 	cp config_templates/BCT.ini atmosphere-$(AMSVER)/atmosphere/config/BCT.ini
 	cp config_templates/override_config.ini atmosphere-$(AMSVER)/atmosphere/config_templates/override_config.ini
 	cp config_templates/system_settings.ini atmosphere-$(AMSVER)/atmosphere/config_templates/system_settings.ini
diff --git a/sept/sept-secondary/Makefile b/sept/sept-secondary/Makefile
index 2bd0362f9..30a2d08a2 100644
--- a/sept/sept-secondary/Makefile
+++ b/sept/sept-secondary/Makefile
@@ -131,6 +131,8 @@ else
 	@touch $(TOPDIR)/$(TARGET).bin
 	@cp $(SEPT_00_ENC_PATH) $(TOPDIR)/$(TARGET)_00.enc
 	@cp $(SEPT_01_ENC_PATH) $(TOPDIR)/$(TARGET)_01.enc
+	@cp $(SEPT_DEV_00_ENC_PATH) $(TOPDIR)/$(TARGET)_dev_00.enc
+	@cp $(SEPT_DEV_01_ENC_PATH) $(TOPDIR)/$(TARGET)_dev_01.enc
 endif
 
 #---------------------------------------------------------------------------------
@@ -150,7 +152,11 @@ DEPENDS	:=	$(OFILES:.o=.d)
 #---------------------------------------------------------------------------------
 # main targets
 #---------------------------------------------------------------------------------
-all	:	$(OUTPUT)_01.enc
+all	:	$(OUTPUT)_dev_01.enc
+
+$(OUTPUT)_dev_01.enc	:	$(OUTPUT)_dev_00.enc
+
+$(OUTPUT)_dev_00.enc	:	$(OUTPUT)_01.enc
 
 $(OUTPUT)_01.enc	:	$(OUTPUT)_00.enc