# How yo plot grid lines top of heatmap by using Plots.heatmap?

**URL:** <https://discourse.julialang.org/t/how-yo-plot-grid-lines-top-of-heatmap-by-using-plots-heatmap/37985>\
**Category:** General Usage\
**Tags:** plotting\
**Created:** [April 21, 2020, 6:39pm UTC](https://discourse.julialang.org/t/how-yo-plot-grid-lines-top-of-heatmap-by-using-plots-heatmap/37985 "2020-04-21T18:39:24Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Peichao](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/peichao/32/11154_2.png) [@Peichao](https://discourse.julialang.org/u/Peichao)\
**Post date:** [April 21, 2020, 6:39pm UTC](https://discourse.julialang.org/t/how-yo-plot-grid-lines-top-of-heatmap-by-using-plots-heatmap/37985/1 "2020-04-21T18:39:24Z")

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I notice when I am using Plots.heatmap, the grid lines are covered by the heatmap. I am wondering how to show the grid lines on top of heatmap with specific line style, color, and thickness?

Thanks in advance!