diff --git a/factory_slider.mk b/factory_slider.mk
index 1c51e91..1359fc6 100644
--- a/factory_slider.mk
+++ b/factory_slider.mk
@@ -23,3 +23,6 @@ PRODUCT_DEVICE := slider
 PRODUCT_MODEL := Factory build on Slider
 PRODUCT_BRAND := Android
 PRODUCT_MANUFACTURER := Google
+
+# preloaded_nanoapps.json
+PRODUCT_SOONG_NAMESPACES += vendor/google_contexthub/devices/factory
diff --git a/factory_whitefin.mk b/factory_whitefin.mk
index 0dd0a4f..4d360c6 100644
--- a/factory_whitefin.mk
+++ b/factory_whitefin.mk
@@ -29,3 +29,5 @@ PRODUCT_MANUFACTURER := Google
 PRODUCT_PROPERTY_OVERRIDES += \
 	ro.vendor.bluetooth.evb_bdaddr="22:22:22:33:44:55"
 
+# preloaded_nanoapps.json
+PRODUCT_SOONG_NAMESPACES += vendor/google_contexthub/devices/factory
diff --git a/slider_generic.mk b/slider_generic.mk
index 52d2542..419e587 100644
--- a/slider_generic.mk
+++ b/slider_generic.mk
@@ -15,3 +15,6 @@
 #
 
 $(call inherit-product, device/google/raviole/device-slider.mk)
+
+# preloaded_nanoapps.json
+PRODUCT_SOONG_NAMESPACES += vendor/google_contexthub/devices/slider
diff --git a/whitefin_generic.mk b/whitefin_generic.mk
index a56c609..f0616c6 100644
--- a/whitefin_generic.mk
+++ b/whitefin_generic.mk
@@ -15,3 +15,6 @@
 #
 
 $(call inherit-product, device/google/raviole/device-whitefin.mk)
+
+# preloaded_nanoapps.json
+PRODUCT_SOONG_NAMESPACES += vendor/google_contexthub/devices/slider