diff --git a/core/src/mindustry/content/TechTree.java b/core/src/mindustry/content/TechTree.java
index f5c6b19d3c..4f0b4bf9cc 100644
--- a/core/src/mindustry/content/TechTree.java
+++ b/core/src/mindustry/content/TechTree.java
@@ -204,6 +204,24 @@ public class TechTree implements ContentList{
                                             });
                                         });
                                     });
+
+                                    node(microProcessor, () -> {
+                                        node(logicProcessor, () -> {
+                                            node(hyperProcessor, () -> {
+
+                                            });
+                                        });
+
+                                        node(switchBlock, () -> {
+                                            node(logicDisplay, () -> {
+
+                                            });
+
+                                            node(memoryCell, () -> {
+
+                                            });
+                                        });
+                                    });
                                 });
                             });
                         });