diff --git a/active-crust/grid/gk/source-tree.json b/active-crust/grid/gk/source-tree.json
index 5bde97d0a518f8ed8ba8944c8f4fbbc1cc86708e..2e22d7c89946ce6c370e4901d3cbc36a45ce2abb 100644
--- a/active-crust/grid/gk/source-tree.json
+++ b/active-crust/grid/gk/source-tree.json
@@ -1,10 +1,10 @@
 [
   {
     "id": "adaptive",
-    "weight": 0.5
+    "weight": 0.6
   },
   {
     "id": "fixed",
-    "weight": 0.5
+    "weight": 0.4
   }
 ]
diff --git a/active-crust/grid/nn/source-tree.json b/active-crust/grid/nn/source-tree.json
index 5bde97d0a518f8ed8ba8944c8f4fbbc1cc86708e..2e22d7c89946ce6c370e4901d3cbc36a45ce2abb 100644
--- a/active-crust/grid/nn/source-tree.json
+++ b/active-crust/grid/nn/source-tree.json
@@ -1,10 +1,10 @@
 [
   {
     "id": "adaptive",
-    "weight": 0.5
+    "weight": 0.6
   },
   {
     "id": "fixed",
-    "weight": 0.5
+    "weight": 0.4
   }
 ]
diff --git a/active-crust/grid/r85/source-tree.json b/active-crust/grid/r85/source-tree.json
index 5bde97d0a518f8ed8ba8944c8f4fbbc1cc86708e..2e22d7c89946ce6c370e4901d3cbc36a45ce2abb 100644
--- a/active-crust/grid/r85/source-tree.json
+++ b/active-crust/grid/r85/source-tree.json
@@ -1,10 +1,10 @@
 [
   {
     "id": "adaptive",
-    "weight": 0.5
+    "weight": 0.6
   },
   {
     "id": "fixed",
-    "weight": 0.5
+    "weight": 0.4
   }
 ]
diff --git a/active-crust/grid/source-tree.json b/active-crust/grid/source-tree.json
index c86550a2b4838f0b618d7e8b847b026941d48451..84c8b85939d40bb04e951116f4c0f5318abcb5a8 100644
--- a/active-crust/grid/source-tree.json
+++ b/active-crust/grid/source-tree.json
@@ -1,14 +1,14 @@
 [
   {
     "id": "gk",
-    "weight": 0.3333
+    "weight": 0.4
   },
   {
     "id": "nn",
-    "weight": 0.3334
+    "weight": 0.4
   },
   {
     "id": "r85",
-    "weight": 0.3333
+    "weight": 0.2
   }
 ]