diff --git a/android/src/main/java/com/github/wuxudong/rncharts/utils/ChartDataSetConfigUtils.java b/android/src/main/java/com/github/wuxudong/rncharts/utils/ChartDataSetConfigUtils.java
index 5f2e8b6cd..626698c3c 100644
--- a/android/src/main/java/com/github/wuxudong/rncharts/utils/ChartDataSetConfigUtils.java
+++ b/android/src/main/java/com/github/wuxudong/rncharts/utils/ChartDataSetConfigUtils.java
@@ -127,7 +127,7 @@ public static void commonLineRadarConfig(LineRadarDataSet dataSet, ReadableMap c
 
             switch (config.getMap("fillGradient").getString("orientation")) {
                 case "TOP_BOTTOM":
-                    orientation = GradientDrawable.Orientation.BOTTOM_TOP;
+                    orientation = GradientDrawable.Orientation.TOP_BOTTOM;
                     break;
                 case "TR_BL":
                     orientation = GradientDrawable.Orientation.TR_BL;
@@ -156,7 +156,7 @@ public static void commonLineRadarConfig(LineRadarDataSet dataSet, ReadableMap c
                     orientation,
                     colors);
             gd.setCornerRadius(0f);
-
+            gd.setAlpha(config.getInt("fillAlpha"));
             dataSet.setFillDrawable(gd);
         } else if (BridgeUtils.validate(config, ReadableType.Number, "fillColor")) {
             dataSet.setFillColor(config.getInt("fillColor"));
@@ -176,4 +176,4 @@ public static void commonLineRadarConfig(LineRadarDataSet dataSet, ReadableMap c
         }
     }
 
-}
\ No newline at end of file
+}