diff --git a/jquery.flot.crosshair.js b/jquery.flot.crosshair.js
index c5df9d9..9aaf677 100644
--- a/jquery.flot.crosshair.js
+++ b/jquery.flot.crosshair.js
@@ -139,7 +139,7 @@ The plugin also adds four public methods:
             ctx.translate(plotOffset.left, plotOffset.top);
 
             if (crosshair.x != -1) {
-                var adj = plot.getOptions().crosshair.lineWidth % 2 === 0 ? 0 : 0.5;
+                var adj = plot.getOptions().crosshair.lineWidth % 2 ? 0.5 : 0;
 
                 ctx.strokeStyle = c.color;
                 ctx.lineWidth = c.lineWidth;