diff --git a/docs/class-diagram.png b/docs/class-diagram.png
index 68529c4..bc67913 100644
Binary files a/docs/class-diagram.png and b/docs/class-diagram.png differ
diff --git a/docs/dev.org b/docs/dev.org
index 68a1386..077d531 100644
--- a/docs/dev.org
+++ b/docs/dev.org
@@ -88,7 +88,7 @@ class Transaction{
   -double price
 }
 
-WebAPI <... Binance
+WebAPI <--- Binance
 
 class WebAPI{
  -String baseURL