diff --git a/.ipynb_checkpoints/main-checkpoint.ipynb b/.ipynb_checkpoints/main-checkpoint.ipynb
index 30f882c..a4d429e 100644
--- a/.ipynb_checkpoints/main-checkpoint.ipynb
+++ b/.ipynb_checkpoints/main-checkpoint.ipynb
@@ -108,7 +108,7 @@
     "                                                    time_window_s = time_window_s)\n",
     "                                       )\n",
     "        cols = [\n",
-    "        'focal_ID',\n",
+    "        'Focal_id',\n",
     "        'trade_time_window',\n",
     "        'net_volume',\n",
     "        'order_count',\n",
diff --git a/main.ipynb b/main.ipynb
index 30f882c..a4d429e 100644
--- a/main.ipynb
+++ b/main.ipynb
@@ -108,7 +108,7 @@
     "                                                    time_window_s = time_window_s)\n",
     "                                       )\n",
     "        cols = [\n",
-    "        'focal_ID',\n",
+    "        'Focal_id',\n",
     "        'trade_time_window',\n",
     "        'net_volume',\n",
     "        'order_count',\n",
diff --git a/main.py b/main.py
index 1c55b34..177e065 100644
--- a/main.py
+++ b/main.py
@@ -103,7 +103,7 @@ class Scenario:
                                                     time_window_s = time_window_s)
                                        )
         cols = [
-        'focal_ID',
+        'Focal_id',
         'trade_time_window',
         'net_volume',
         'order_count',