diff --git a/app/src/main/java/org/grapheneos/pdfviewer/PdfViewer.java b/app/src/main/java/org/grapheneos/pdfviewer/PdfViewer.java
index a7a31cb..a4e6efa 100644
--- a/app/src/main/java/org/grapheneos/pdfviewer/PdfViewer.java
+++ b/app/src/main/java/org/grapheneos/pdfviewer/PdfViewer.java
@@ -72,6 +72,7 @@ public class PdfViewer extends AppCompatActivity implements LoaderManager.Loader
         "geolocation=(), " +
         "gyroscope=(), " +
         "hid=(), " +
+        "idle-detection=(), " +
         "interest-cohort=(), " +
         "magnetometer=(), " +
         "microphone=(), " +