diff --git a/archive/r4isdhc.hk_2014-2019/Makefile b/archive/r4isdhc.hk_2014-2019/Makefile
index 62d713c..81e2485 100644
--- a/archive/r4isdhc.hk_2014-2019/Makefile
+++ b/archive/r4isdhc.hk_2014-2019/Makefile
@@ -13,8 +13,10 @@ directory:
 include $(COMMON)/BL2CK/R4iTT/Makefile
 
 r4isdhc.hk_Dual-Core_pre-2019_BL2CK_1.31.0.zip: BL2CK_1.31.0.zip
-	mv $(OUT)/$(BASE)/$< $(OUT)/$(BASE)/$@
+	cp $(OUT)/$(BASE)/$< $(OUT)/$(BASE)/$@
 
+# Move instead of copy
+# Works around issue of dependency not being rebuilt
 r4isdhc.hk_Silver_RTS_Lite_pre-2019_BL2CK_1.31.0.zip: BL2CK_1.31.0.zip
 	mv $(OUT)/$(BASE)/$< $(OUT)/$(BASE)/$@