diff --git a/android/src/main/java/com/rnmapbox/rnmbx/components/styles/sources/RNMBXRasterSourceManager.kt b/android/src/main/java/com/rnmapbox/rnmbx/components/styles/sources/RNMBXRasterSourceManager.kt
index 01925dca4..17807bf84 100644
--- a/android/src/main/java/com/rnmapbox/rnmbx/components/styles/sources/RNMBXRasterSourceManager.kt
+++ b/android/src/main/java/com/rnmapbox/rnmbx/components/styles/sources/RNMBXRasterSourceManager.kt
@@ -8,9 +8,7 @@ import com.facebook.react.viewmanagers.RNMBXRasterSourceManagerInterface
 import com.rnmapbox.rnmbx.events.constants.EventKeys
 import com.rnmapbox.rnmbx.events.constants.eventMapOf
 import javax.annotation.Nonnull
-import com.facebook.react.bridge.ReadableArray
-import com.rnmapbox.rnmbx.components.styles.RNMBXStyleImportManager
-import com.rnmapbox.rnmbx.components.styles.RNMBXStyleImportManager.Companion
+import com.facebook.react.bridge.ReadableType
 import com.rnmapbox.rnmbx.utils.Logger
 
 class RNMBXRasterSourceManager(reactApplicationContext: ReactApplicationContext) :
@@ -49,25 +47,21 @@ class RNMBXRasterSourceManager(reactApplicationContext: ReactApplicationContext)
 
     @ReactProp(name = "sourceBounds")
     override fun setSourceBounds(source: RNMBXRasterSource, value: Dynamic) {
-        if (value.type.name == "Array") {
-            val readableArray: ReadableArray = value.asArray()
-
-            if (readableArray.size() == 4) {
-                val bboxArray = Array(4) { i -> readableArray.getDouble(i) }
-
-                if(this.validateBbox(bboxArray)){
-                    source.setSourceBounds(bboxArray)
-                 } else {
-                    Logger.e(RNMBXRasterSourceManager.REACT_CLASS, "source bounds contain invalid bbox")
-                }
+        if (value.type != ReadableType.Array || value.asArray().size() != 4) {
+           Logger.e(REACT_CLASS, "source bounds must be an array with left, bottom, top, and right values")
+           return
+        }
+        val bboxArray = Array(4) { i -> value.asArray().getDouble(i) }
 
-                return
-            }
+        if(!this.validateBbox(bboxArray)){
+            Logger.e(REACT_CLASS, "source bounds contain invalid bbox")
+            return
         }
-        Logger.e(RNMBXRasterSourceManager.REACT_CLASS, "source bounds must be an array with left, bottom, top, and right values")
+
+        source.setSourceBounds(bboxArray)
     }
 
-    fun validateBbox(bbox: Array<Double>): Boolean {
+    private fun validateBbox(bbox: Array<Double>): Boolean {
         if (bbox.size != 4) return false
 
         val (swLng, swLat, neLng, neLat) = bbox
diff --git a/android/src/main/java/com/rnmapbox/rnmbx/components/styles/sources/RNMBXTileSource.kt b/android/src/main/java/com/rnmapbox/rnmbx/components/styles/sources/RNMBXTileSource.kt
index b5c768e3f..84dd9f381 100644
--- a/android/src/main/java/com/rnmapbox/rnmbx/components/styles/sources/RNMBXTileSource.kt
+++ b/android/src/main/java/com/rnmapbox/rnmbx/components/styles/sources/RNMBXTileSource.kt
@@ -36,9 +36,8 @@ abstract class RNMBXTileSource<T : Source?>(context: Context?) : RNMBXSource<T>(
         if (attribution != null) {
             builder.attribution(attribution)
         }
-        if(bounds != null) {
-             val boundsArray = bounds!!.clone()
-             builder.bounds(Arrays.asList(*boundsArray))
+        bounds?.let {
+           builder.bounds(it.toList())
         }
         return builder.build()
     }