diff --git a/core/src/mindustry/content/ErekirTechTree.java b/core/src/mindustry/content/ErekirTechTree.java
index 14eb86f18b..0c17870425 100644
--- a/core/src/mindustry/content/ErekirTechTree.java
+++ b/core/src/mindustry/content/ErekirTechTree.java
@@ -261,15 +261,15 @@ public class ErekirTechTree{
 
                 node(diffuse, Seq.with(new OnSector(lake)), () -> {
                     node(sublimate, Seq.with(new OnSector(marsh)), () -> {
-                        node(titan, Seq.with(new OnSector(marsh)), () -> {
-                            node(afflict, Seq.with(new OnSector(ravine)), () -> {
+                        node(afflict, Seq.with(new OnSector(ravine)), () -> {
+                            node(titan, Seq.with(new OnSector(marsh)), () -> {
 
                             });
                         });
+                    });
 
-                        node(disperse, Seq.with(new OnSector(marsh)), () -> {
+                    node(disperse, Seq.with(new OnSector(marsh)), () -> {
 
-                        });
                     });
                 });