diff --git a/edgetpu/sepolicy/edgetpu_dba_service.te b/edgetpu/sepolicy/edgetpu_dba_service.te
index 1c30b76..f6ecd09 100644
--- a/edgetpu/sepolicy/edgetpu_dba_service.te
+++ b/edgetpu/sepolicy/edgetpu_dba_service.te
@@ -49,3 +49,7 @@
 get_prop(edgetpu_dba_server, vendor_hetero_runtime_prop)
 # Allow EdgeTPU DBA service to read EdgeTPU CPU scheduler properties
 get_prop(edgetpu_dba_server, vendor_edgetpu_cpu_scheduler_prop)
+
+# Allow DMA Buf access.
+allow edgetpu_dba_server dmabuf_system_heap_device:chr_file r_file_perms;
+
diff --git a/edgetpu/sepolicy/hal_neuralnetworks_darwinn.te b/edgetpu/sepolicy/hal_neuralnetworks_darwinn.te
index b65a30e..3b2cd4f 100644
--- a/edgetpu/sepolicy/hal_neuralnetworks_darwinn.te
+++ b/edgetpu/sepolicy/hal_neuralnetworks_darwinn.te
@@ -58,3 +58,7 @@
 get_prop(hal_neuralnetworks_darwinn, vendor_edgetpu_runtime_prop)
 # Allow NNAPI HAL to read hetero runtime properties
 get_prop(hal_neuralnetworks_darwinn, vendor_hetero_runtime_prop)
+
+# Allow DMA Buf access.
+allow hal_neuralnetworks_darwinn dmabuf_system_heap_device:chr_file r_file_perms;
+