diff --git a/projects/mips_sys/ise101/mips_sys/project/mips_sys.ucf b/projects/mips_sys/ise101/mips_sys/project/mips_sys.ucf
index 14e7129..9dcf9ce 100644
--- a/projects/mips_sys/ise101/mips_sys/project/mips_sys.ucf
+++ b/projects/mips_sys/ise101/mips_sys/project/mips_sys.ucf
@@ -73,12 +73,12 @@ INST "inst_mips_top" AREA_GROUP = "AG_inst_mips_top" ;
 #AREA_GROUP "AG_inst_mips_top" RANGE = RAMB16_X0Y0:RAMB16_X0Y8, RAMB16_X1Y0:RAMB16_X1Y8, RAMB16_X2Y0:RAMB16_X2Y8, RAMB16_X3Y0:RAMB16_X3Y8 ;
 
 # GOOD 3 (even smaller)
-#AREA_GROUP "AG_inst_mips_top" RANGE = SLICE_X0Y61:SLICE_X39Y0 ;
-#AREA_GROUP "AG_inst_mips_top" RANGE = RAMB16_X0Y0:RAMB16_X0Y7, RAMB16_X1Y0:RAMB16_X1Y7, RAMB16_X2Y0:RAMB16_X2Y7, RAMB16_X3Y0:RAMB16_X3Y7 ;
+AREA_GROUP "AG_inst_mips_top" RANGE = SLICE_X0Y61:SLICE_X39Y0 ;
+AREA_GROUP "AG_inst_mips_top" RANGE = RAMB16_X0Y0:RAMB16_X0Y7, RAMB16_X1Y0:RAMB16_X1Y7, RAMB16_X2Y0:RAMB16_X2Y7, RAMB16_X3Y0:RAMB16_X3Y7 ;
 
 # GOOD 4 (even more smaller)
-AREA_GROUP "AG_inst_mips_top" RANGE = SLICE_X0Y53:SLICE_X39Y0 ;
-AREA_GROUP "AG_inst_mips_top" RANGE = RAMB16_X0Y0:RAMB16_X0Y6, RAMB16_X1Y0:RAMB16_X1Y6, RAMB16_X2Y0:RAMB16_X2Y6, RAMB16_X3Y0:RAMB16_X3Y6 ;
+#AREA_GROUP "AG_inst_mips_top" RANGE = SLICE_X0Y53:SLICE_X39Y0 ;
+#AREA_GROUP "AG_inst_mips_top" RANGE = RAMB16_X0Y0:RAMB16_X0Y6, RAMB16_X1Y0:RAMB16_X1Y6, RAMB16_X2Y0:RAMB16_X2Y6, RAMB16_X3Y0:RAMB16_X3Y6 ;
 
 # TEMP 4
 #AREA_GROUP "AG_inst_mips_top" RANGE = SLICE_X0Y54:SLICE_X39Y0 ;