diff --git a/src/NeatCharts/BarChart.php b/src/NeatCharts/BarChart.php
index d5947aa..a5b534b 100644
--- a/src/NeatCharts/BarChart.php
+++ b/src/NeatCharts/BarChart.php
@@ -48,7 +48,7 @@ namespace NeatCharts {
         fill-opacity="0.5"
         stroke="'.( $this->options['barColor'] ).'"
         stroke-width="2"
-        stroke-linecap="round"
+        stroke-linecap="square"
         >
         <path d="'.( $chartPoints ).'" />
       </g>
diff --git a/src/NeatCharts/CandlestickChart.php b/src/NeatCharts/CandlestickChart.php
index 85ed036..61104da 100644
--- a/src/NeatCharts/CandlestickChart.php
+++ b/src/NeatCharts/CandlestickChart.php
@@ -75,7 +75,7 @@ namespace NeatCharts {
         class="chart__bars"
         stroke="'.( $this->options['barColor'] ).'"
         stroke-width="1"
-        stroke-linecap="round"
+        stroke-linecap="square"
         >
         <g
           class="chart__whiskers"