diff --git a/README b/README
index 37983765fdff749ca08a13825a7fc79d7327139f..445944e120658e8039842ecbf35b8acb29b81524 100644
--- a/README
+++ b/README
@@ -1,6 +1,6 @@
 Thank you for using CATview - the Colored & Aligned Texts view.
 
-This is version 2.7
+This is version 2.7.1
 
 For information about the features and usage of CATview, please visit:
 https://catview.uzi.uni-halle.de
diff --git a/catview.js b/catview.js
index 0d36300044bf10334eea5ec1eace10428287a24d..817389e3f3ae118f3d301047aa47a1eacc57f868 100644
--- a/catview.js
+++ b/catview.js
@@ -22,7 +22,7 @@
  SOFTWARE.
 */
 
-// CATview - the Colored & Aligned Texts view - version 2.7
+// CATview - the Colored & Aligned Texts view - version 2.7.1
 const CATview = new function() {
   this.debug = false;
 
@@ -31,7 +31,7 @@ const CATview = new function() {
     if(CATview.debug)
       console.log('CATview.initialize');
 
-    CATview.version = '2.7';
+    CATview.version = '2.7.1';
 
     // id of the parent container that will include CATview
     CATview.parent_id = 'CATview';
@@ -886,11 +886,11 @@ const CATview = new function() {
 
     let width, height;
     if(CATview.vertical){
-      height = CATview.height_svg - CATview.space_for_tool_icons;
+      height = CATview.height_svg - CATview.space_for_tool_icons - 2;
       width = Math.floor(CATview.width_content / CATview.names.length * 0.5)
 
     } else {
-      width = CATview.width_svg - CATview.space_for_tool_icons;
+      width = CATview.width_svg - CATview.space_for_tool_icons - 2;
       height = Math.floor(CATview.height_content / CATview.names.length * 0.5);
     }