diff --git a/core/src/io/anuke/mindustry/mod/ContentParser.java b/core/src/io/anuke/mindustry/mod/ContentParser.java
index 166f863fbe..4ee77fad1f 100644
--- a/core/src/io/anuke/mindustry/mod/ContentParser.java
+++ b/core/src/io/anuke/mindustry/mod/ContentParser.java
@@ -290,6 +290,7 @@ public class ContentParser{
             Vars.mods.handleError(new ModLoadException("Error occurred parsing content: " + currentContent, currentContent, e), currentMod);
         }
         reads.clear();
+        postreads.clear();
     }
 
     /**
diff --git a/core/src/io/anuke/mindustry/ui/dialogs/TechTreeDialog.java b/core/src/io/anuke/mindustry/ui/dialogs/TechTreeDialog.java
index 87ecde488f..2ad6130a0a 100644
--- a/core/src/io/anuke/mindustry/ui/dialogs/TechTreeDialog.java
+++ b/core/src/io/anuke/mindustry/ui/dialogs/TechTreeDialog.java
@@ -42,6 +42,10 @@ public class TechTreeDialog extends FloatingDialog{
         margin(0f).marginBottom(8);
         cont.stack(view = new View(), items = new ItemsDisplay()).grow();
 
+        Events.on(ContentReloadEvent.class, e -> {
+            root = new TechTreeNode(TechTree.root, null);
+        });
+
         shown(() -> {
             checkNodes(root);
             treeLayout();
@@ -117,7 +121,6 @@ public class TechTreeDialog extends FloatingDialog{
         }
         bounds = new Rectangle(minx, miny, maxx - minx, maxy - miny);
         bounds.y += nodeSize*1.5f;
-        Log.info(bounds);
     }
 
     void copyInfo(LayoutNode node){