diff --git a/love/src/main/java/org/love2d/android/GameActivity.java b/love/src/main/java/org/love2d/android/GameActivity.java
index b8ec2296..5487b6c4 100644
--- a/love/src/main/java/org/love2d/android/GameActivity.java
+++ b/love/src/main/java/org/love2d/android/GameActivity.java
@@ -172,6 +172,9 @@ protected void handleIntent(Intent intent) {
                         filename = pathSegments[pathSegments.length - 1];
                     }
 
+                    // Sanitize filename to prevent PhysFS complaining later.
+                    filename = filename.replaceAll("[^a-zA-Z0-9_\\\\-\\\\.]", "_");
+
                     String destination_file = this.getCacheDir().getPath() + "/" + filename;
                     InputStream data = getContentResolver().openInputStream(game);