diff --git a/library/src/main/java/com/nononsenseapps/filepicker/FilePickerFragment.java b/library/src/main/java/com/nononsenseapps/filepicker/FilePickerFragment.java
index 5bcb60e..087c1d7 100644
--- a/library/src/main/java/com/nononsenseapps/filepicker/FilePickerFragment.java
+++ b/library/src/main/java/com/nononsenseapps/filepicker/FilePickerFragment.java
@@ -27,7 +27,8 @@ import java.util.Locale;
  */
 public abstract class FilePickerFragment extends AbstractFilePickerFragment<File> {
 
-    private static final String[] extensions = new String[]{".doc", ".docx", ".xlsx", ".xls", ".png", ".jpg", ".tif", ".tiff", ".pdf", ".jpeg", ".ppt"};
+    private static final String[] extensions = new String[]{".doc", ".docx", ".xlsx", ".xls", ".png", ".jpg",
+                                                            ".tif", ".tiff", ".pdf", ".jpeg", ".ppt", ".pptx"};
 
     protected static final int PERMISSIONS_REQUEST_WRITE_EXTERNAL_STORAGE = 1;
     protected boolean showHiddenItems = false;