diff --git a/app/src/main/java/de/uni_marburg/powersort/FinnSort/FinnSort.java b/app/src/main/java/de/uni_marburg/powersort/FinnSort/FinnSort.java
index a0e4dbb..341603f 100644
--- a/app/src/main/java/de/uni_marburg/powersort/FinnSort/FinnSort.java
+++ b/app/src/main/java/de/uni_marburg/powersort/FinnSort/FinnSort.java
@@ -28,7 +28,7 @@ public class FinnSort {
             int p = power(runs.getLast(), new Run(i, j, 0), n);
 
             while (runs.size() >= 2 && p < power(runs.getLast(), runs.get(runs.size() - 2), n)) {
-                basicMerge(a, runs.removeFirst(), runs.removeFirst(), c);
+                basicMerge(a, runs.removeLast(), runs.removeLast(), c);
             }
 
             runs.add(new Run(i, j, p));