diff --git a/lib/src/main/java/com/github/wangyiqian/stockchart/childchart/kchart/KChart.kt b/lib/src/main/java/com/github/wangyiqian/stockchart/childchart/kchart/KChart.kt
index 9506eba..2c2f7b2 100644
--- a/lib/src/main/java/com/github/wangyiqian/stockchart/childchart/kchart/KChart.kt
+++ b/lib/src/main/java/com/github/wangyiqian/stockchart/childchart/kchart/KChart.kt
@@ -807,7 +807,17 @@ open class KChart(
                 tmpRectF.right = left + barWidth
                 tmpRectF.bottom = kEntity.getClosePrice()
                 mapRectValue2Real(tmpRectF)
-                canvas.drawRect(tmpRectF, candleKChartPaint)
+                if (tmpRectF.height() == 0f) {
+                    canvas.drawLine(
+                        tmpRectF.left,
+                        tmpRectF.top,
+                        tmpRectF.right,
+                        tmpRectF.bottom,
+                        candleKChartPaint
+                    )
+                } else {
+                    canvas.drawRect(tmpRectF, candleKChartPaint)
+                }
             }
             left += barWidth + spaceWidth
         }
diff --git a/samples/build.gradle b/samples/build.gradle
index 284f8e7..62a7c3d 100644
--- a/samples/build.gradle
+++ b/samples/build.gradle
@@ -70,6 +70,6 @@ dependencies {
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
     implementation 'com.google.android:flexbox:2.0.1'
 
-//    implementation project(':lib')
-    implementation 'com.github.wangyiqian:StockChart:1.0.10'
+    implementation project(':lib')
+//    implementation 'com.github.wangyiqian:StockChart:1.0.10'
 }
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