diff --git a/README.md b/README.md
index 57e0bba1ea39a1623a7474103a3b72061e179a1d..f6d5b1370756f1d58f1dc9d2be1b999fa9f0cbfa 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ Copyright © 2023 Germann, Nakielski, Dietsch, Petzel, Moser, Triesch, Westhoff
   }
 }%%
 
-flowchart LR
+flowchart TD
 
 subgraph Legend
 l1(Sample)
@@ -95,4 +95,4 @@ end
 %% Box style
 style Studies fill:#fff, stroke-width:2px, stroke:#333;
 style Assays fill:#fff, stroke-width:2px, stroke:#333;
-end
\ No newline at end of file
+end