diff --git a/openlane/tiny_user_project/config.json b/openlane/tiny_user_project/config.json
index 3329460..043e2cc 100644
--- a/openlane/tiny_user_project/config.json
+++ b/openlane/tiny_user_project/config.json
@@ -19,7 +19,7 @@
     "PL_B_PLACEMENT": 0,
     "PL_ROUTABILITY_DRIVEN": 1,
     "PL_TARGET_DENSITY": 0.7,
-    "GRT_ADJUSTMENT": 0.30,
+    "GRT_ADJUSTMENT": 0.25,
     "SYNTH_USE_PG_PINS_DEFINES": "USE_POWER_PINS",
     "VDD_NETS": [
         "vdd"