diff --git a/scripts/tech-files/build.tcl b/scripts/tech-files/build.tcl
index 5fa2b9b5..55c0ef20 100644
--- a/scripts/tech-files/build.tcl
+++ b/scripts/tech-files/build.tcl
@@ -19,14 +19,10 @@ drc off;
 crashbackups stop;
 addpath hexdigits;
 addpath $::env(CARAVEL_ROOT)/mag;
-addpath $::env(MCW_ROOT)/mag;
-load RAM128;
-load RAM256;
-load mgmt_core_wrapper -dereference;
+load mgmt_core_wrapper;
 property LEFview true;
 property GDS_FILE $::env(MCW_ROOT)/gds/mgmt_core_wrapper.gds;
 property GDS_START 0;
-gds read $::env(CARAVEL_ROOT)/gds/caravel_power_routing.gds;
 load user_project_wrapper;
 load user_id_programming;
 load user_id_textblock;