diff --git a/FlippR-Driver/contrib/uml/output_umldiagramm b/FlippR-Driver/contrib/uml/output_umldiagramm
index 6bf0b2d..79cdb4d 100644
--- a/FlippR-Driver/contrib/uml/output_umldiagramm
+++ b/FlippR-Driver/contrib/uml/output_umldiagramm
@@ -34,9 +34,11 @@ namespace flippR_driver::output {
 }
 
 
-class DisplayGPIOInterface {
-	+DisplayGPIOInterface()
-	+~DisplayGPIOInterface()
+namespace flippR_driver::utility {
+	class DisplayGPIOInterface {
+		+DisplayGPIOInterface()
+		+~DisplayGPIOInterface()
+	}
 }
 
 
@@ -67,7 +69,6 @@ namespace flippR_driver::output {
 		+IDisplay()
 		+~IDisplay()
 		+{abstract} getID() : int
-		-fit_string(std::string& score_string) : std::string
 	}
 }