diff --git a/html/admin/js/graphViewer/graph/arangoAdapter.js b/html/admin/js/graphViewer/graph/arangoAdapter.js
index ddd2959431..2997c8e2cd 100644
--- a/html/admin/js/graphViewer/graph/arangoAdapter.js
+++ b/html/admin/js/graphViewer/graph/arangoAdapter.js
@@ -313,7 +313,7 @@ function ArangoAdapter(nodes, edges, config) {
         bindVars["@nodes"] = nodeCollection;
       }
       if (query !== queries.childrenCentrality) {
-        bindVars["@dir"] = direction;
+        bindVars.dir = direction;
       }
       bindVars["@edges"] = edgeCollection;
       var data = {
diff --git a/html/admin/js/graphViewer/graph/zoomManager.js b/html/admin/js/graphViewer/graph/zoomManager.js
index 09a66fc933..4e2b32851d 100644
--- a/html/admin/js/graphViewer/graph/zoomManager.js
+++ b/html/admin/js/graphViewer/graph/zoomManager.js
@@ -105,7 +105,7 @@ function ZoomManager(width, height, svg, g, nodeShaper, edgeShaper, config, limi
       var fontMax = conf.maxFont || 16,
       fontMin = conf.minFont || 6,
       rMax = conf.maxRadius || 25,
-      rMin = conf.minRadius || 1;
+      rMin = conf.minRadius || 4;
       baseDist = conf.focusZoom || 1;
       baseDRadius = conf.focusRadius || 100;
       
diff --git a/html/admin/js/graphViewer/jasmine_test/specAdapter/arangoAdapterSpec.js b/html/admin/js/graphViewer/jasmine_test/specAdapter/arangoAdapterSpec.js
index c721531ab2..223a730a1d 100644
--- a/html/admin/js/graphViewer/jasmine_test/specAdapter/arangoAdapterSpec.js
+++ b/html/admin/js/graphViewer/jasmine_test/specAdapter/arangoAdapterSpec.js
@@ -319,7 +319,7 @@
               bindVars: {
                 id: id,
                 "@nodes": nods,
-                "@dir": dir,
+                dir: dir,
                 "@edges": edgs
               }
             });
@@ -338,7 +338,7 @@
               bindVars: {
                 value: v,
                 "@nodes": nods,
-                "@dir": dir,
+                dir: dir,
                 "@edges": edgs 
               }
             });
diff --git a/html/admin/js/graphViewer/jasmine_test/specZoomManager/zoomManagerSpec.js b/html/admin/js/graphViewer/jasmine_test/specZoomManager/zoomManagerSpec.js
index ce6e66df24..85ca0acd12 100644
--- a/html/admin/js/graphViewer/jasmine_test/specZoomManager/zoomManagerSpec.js
+++ b/html/admin/js/graphViewer/jasmine_test/specZoomManager/zoomManagerSpec.js
@@ -214,7 +214,7 @@
           fontMax = 16;
           fontMin = 6;
           radMax = 25;
-          radMin = 1;
+          radMin = 4;
           distRBase = 100;
           minScale = radMin / radMax;
           toggleScale = fontMin / fontMax;