diff --git a/Makefile b/Makefile
index e2c6b838..1f57c808 100644
--- a/Makefile
+++ b/Makefile
@@ -278,7 +278,7 @@ $(DIR_X16)/OUTK_0.BIN $(DIR_X16)/KERNAL_0_combined.vs $(DIR_X16)/KERNAL_0_combin
 $(DIR_M65)/basic.seg_1  $(DIR_M65)/BASIC_1_combined.vs  $(DIR_M65)/BASIC_1_combined.sym: \
     $(TOOL_ASSEMBLER) $(TOOL_BUILD_SEGMENT) $(DEP_BASIC) $(CFG_M65) $(GEN_STR_M65) $(DIR_M65)/KERNAL_0_combined.sym $(DIR_M65)/BASIC_0_combined.sym
 $(DIR_M65)/dos.seg_1    $(DIR_M65)/DOS_1_combined.vs    $(DIR_M65)/DOS_1_combined.sym: \
-    $(TOOL_ASSEMBLER) $(TOOL_BUILD_SEGMENT) $(DEP_DOS) $(CFG_M65)
+    $(TOOL_ASSEMBLER) $(TOOL_BUILD_SEGMENT) $(DEP_DOS_M65) $(CFG_M65)
 $(DIR_M65)/kernal.seg_1 $(DIR_M65)/KERNAL_1_combined.vs $(DIR_M65)/KERNAL_1_combined.sym: \
     $(TOOL_ASSEMBLER) $(TOOL_BUILD_SEGMENT) $(DEP_KERNAL) $(CFG_M65) $(GEN_STR_M65) $(DIR_M65)/KERNAL_0_combined.sym