diff --git a/index.html b/index.html
index af2e272..87ef633 100644
--- a/index.html
+++ b/index.html
@@ -221,7 +221,7 @@
 						}
 					},
 					interaction: {
-						mode: 'index',
+						mode: 'x',
 						intersect: false
 					},
 					plugins: {
@@ -229,7 +229,8 @@
 							callbacks: {
 								title: (context) => prettyPrintDays(context[0].parsed.x),
 								label: (context) => context.dataset.label + ': ' + Math.round(context.parsed.y)
-							}
+							},
+							filter: (context, idx, items) => Math.abs(context.parsed.x - items[0].parsed.x) < 0.5/24
 						}
 					},
 					maintainAspectRatio: false