diff --git a/Plugins/OData/src/main/java/de/fraunhofer/iosb/ilt/frostserver/plugin/odata/metadata/MxGraphGenerator.java b/Plugins/OData/src/main/java/de/fraunhofer/iosb/ilt/frostserver/plugin/odata/metadata/MxGraphGenerator.java
index f5c0299a1..e2c4edaed 100644
--- a/Plugins/OData/src/main/java/de/fraunhofer/iosb/ilt/frostserver/plugin/odata/metadata/MxGraphGenerator.java
+++ b/Plugins/OData/src/main/java/de/fraunhofer/iosb/ilt/frostserver/plugin/odata/metadata/MxGraphGenerator.java
@@ -58,7 +58,7 @@ public class MxGraphGenerator {
 
     private static final String STYLE_LIST = "swimlane;fontStyle=1;childLayout=stackLayout;horizontal=1;startSize=32;fontSize=16;horizontalStack=0;resizeParent=1;resizeParentMax=0;resizeLast=0;collapsible=1;marginBottom=0;whiteSpace=wrap;html=1;fillColor=#98D095;strokeColor=#82b366;swimlaneFillColor=#E3F7E2;";
     private static final String STYLE_LIST_ITEM = "text;strokeColor=none;fillColor=none;align=left;verticalAlign=middle;spacingLeft=4;spacingRight=4;overflow=visible;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;rotatable=0;html=1;fontSize=14;";
-    private static final String STYLE_CONNECTOR = "endArrow=classic;startArrow=classic;html=1;rounded=0;";
+    private static final String STYLE_CONNECTOR = "endArrow=classic;startArrow=classic;html=1;rounded=1;edgeStyle=orthogonalEdgeStyle;strokeWidth=1.5;";
     private static final String STYLE_LABEL = "edgeLabel;html=1;align=center;verticalAlign=middle;resizable=0;points=[];labelBackgroundColor=none;fontSize=12;spacingLeft=1;spacing=3;spacingRight=2;";
 
     private static final String AS_SOURCEPOINT = "sourcePoint";