diff --git a/crlcore/python/technos/node180/gf180mcu_c4m/StdCell3V3Lib.py b/crlcore/python/technos/node180/gf180mcu_c4m/StdCell3V3Lib.py
index 947397d0..d7bcb0a4 100644
--- a/crlcore/python/technos/node180/gf180mcu_c4m/StdCell3V3Lib.py
+++ b/crlcore/python/technos/node180/gf180mcu_c4m/StdCell3V3Lib.py
@@ -139,7 +139,7 @@ def _routing():
         cfg.anabatic.globalLengthThreshold = 1450
         cfg.anabatic.saturateRatio = 0.90
         cfg.anabatic.saturateRp = 10
-        cfg.anabatic.topRoutingLayer = 'MetalTop'
+        cfg.anabatic.topRoutingLayer = 'Metal5'
         cfg.anabatic.edgeLength = 48
         cfg.anabatic.edgeWidth = 8
         cfg.anabatic.edgeCostH = 9.0