diff --git a/modifications/blueprints.json b/modifications/blueprints.json
index 33859ae..12e2ad6 100644
--- a/modifications/blueprints.json
+++ b/modifications/blueprints.json
@@ -1405,8 +1405,8 @@
             -0.03
           ],
           "optmass": [
-            -0.03,
-            -0.03
+            -0.025,
+            -0.025
           ],
           "optmul": [
             0,
@@ -1464,7 +1464,7 @@
             -0.09
           ],
           "optmass": [
-            -0.08,
+            -0.075,
             -0.075
           ],
           "optmul": [
@@ -1524,8 +1524,8 @@
             -0.15
           ],
           "optmass": [
-            -0.13,
-            -0.13
+            -0.125,
+            -0.125
           ],
           "optmul": [
             0.33,