diff --git a/android/src/main/java/me/hauvo/thumbnail/RNThumbnailModule.java b/android/src/main/java/me/hauvo/thumbnail/RNThumbnailModule.java
index 33264a7..01aa8fb 100644
--- a/android/src/main/java/me/hauvo/thumbnail/RNThumbnailModule.java
+++ b/android/src/main/java/me/hauvo/thumbnail/RNThumbnailModule.java
@@ -41,12 +41,14 @@ public String getName() {
   public void get(String filePath, Promise promise) {
     filePath = filePath.replace("file://","");
     MediaMetadataRetriever retriever = new MediaMetadataRetriever();
-    retriever.setDataSource(filePath);
-    Bitmap image = retriever.getFrameAtTime(1000000, MediaMetadataRetriever.OPTION_CLOSEST_SYNC);
-
-    String fullPath = Environment.getExternalStorageDirectory().getAbsolutePath() + "/thumb";
 
     try {
+      retriever.setDataSource(filePath);
+      Bitmap image = retriever.getFrameAtTime(1000000, MediaMetadataRetriever.OPTION_CLOSEST_SYNC);
+      retriever.release();
+
+      String fullPath = Environment.getExternalStorageDirectory().getAbsolutePath() + "/thumb";
+
       File dir = new File(fullPath);
       if (!dir.exists()) {
         dir.mkdirs();