diff --git a/gitinspector/html/html.header b/gitinspector/html/html.header
index 82acbd6..5d7240e 100644
--- a/gitinspector/html/html.header
+++ b/gitinspector/html/html.header
@@ -160,6 +160,7 @@
 					}}
 				}});
 
+				blame_plot.setupGrid();
 				blame_plot.draw();
 
 				// Color in metrics levels.