Make sure that the border width of the tooltip color box is always correct

diff --git a/src/core/core.tooltip.js b/src/core/core.tooltip.js
index cb21a9bc97ade3a56dfc30c125717d1223eaa085..1b4687b0af5e0d2f532998bccbd104a9881529c5 100644 (file)
--- a/src/core/core.tooltip.js
+++ b/src/core/core.tooltip.js
@@ -691,6 +691,7 @@ module.exports = function(Chart) {
                                                ctx.fillRect(pt.x, pt.y, bodyFontSize, bodyFontSize);
 
                                                // Border
+                                               ctx.lineWidth = 1;
                                                ctx.strokeStyle = mergeOpacity(vm.labelColors[i].borderColor, opacity);
                                                ctx.strokeRect(pt.x, pt.y, bodyFontSize, bodyFontSize);