diff --git a/core/src/mindustry/content/TechTree.java b/core/src/mindustry/content/TechTree.java
index a31312753e..141a7fe6ba 100644
--- a/core/src/mindustry/content/TechTree.java
+++ b/core/src/mindustry/content/TechTree.java
@@ -52,6 +52,10 @@ public class TechTree implements ContentList{
                             node(armoredConveyor, () -> {
 
                             });
+
+                            node(compressedConveyor, () -> {
+
+                            });
                         });
                     });
                 });