diff --git a/packaging/linux/flatpak/ai.storyteller.pdfcraft.bundle.yml b/packaging/linux/flatpak/ai.storyteller.pdfcraft.bundle.yml
index 6e9f9fa607..d781ad6c7c 100644
--- a/packaging/linux/flatpak/ai.storyteller.pdfcraft.bundle.yml
+++ b/packaging/linux/flatpak/ai.storyteller.pdfcraft.bundle.yml
@@ -25,6 +25,10 @@ finish-args:
   - --share=ipc
   # GPU access for the wgpu renderer (Vulkan, or GL as a fallback).
   - --device=dri
+  # Screen readers: AccessKit asks the accessibility bus (org.a11y.Bus) whether one is running
+  # and publishes the window there over AT-SPI. Without it the sandbox hides the bus and the
+  # app is invisible to Orca and other assistive technology (#4612).
+  - --talk-name=org.a11y.Bus
   # Printing: lpstat/lp (the cups-client module) reach the host's CUPS through its socket and
   # find driverless network printers through Avahi (`lpstat -e`). Without these the Print
   # dialog lists no printers.
diff --git a/packaging/linux/flatpak/ai.storyteller.pdfcraft.yml b/packaging/linux/flatpak/ai.storyteller.pdfcraft.yml
index c9086ab077..fba62fe382 100644
--- a/packaging/linux/flatpak/ai.storyteller.pdfcraft.yml
+++ b/packaging/linux/flatpak/ai.storyteller.pdfcraft.yml
@@ -26,6 +26,10 @@ finish-args:
   - --share=ipc
   # GPU access for the wgpu renderer (Vulkan, or GL as a fallback).
   - --device=dri
+  # Screen readers: AccessKit asks the accessibility bus (org.a11y.Bus) whether one is running
+  # and publishes the window there over AT-SPI. Without it the sandbox hides the bus and the
+  # app is invisible to Orca and other assistive technology (#4612).
+  - --talk-name=org.a11y.Bus
   # Printing: lpstat/lp (the cups-client module) reach the host's CUPS through its socket and
   # find driverless network printers through Avahi (`lpstat -e`). Without these the Print
   # dialog lists no printers.