diff --git a/modem/shared_modem_platform/shared_modem_platform.mk b/modem/shared_modem_platform/shared_modem_platform.mk
new file mode 100644
index 0000000..2e0c026
--- /dev/null
+++ b/modem/shared_modem_platform/shared_modem_platform.mk
@@ -0,0 +1,9 @@
+# This file is not included in `modem.mk` since this is included at the
+# beginning of each `device.mk` file, and so will be called before
+# `SHARED_MODEM_PLATFORM_VENDOR` is defined later in the file.
+SOONG_CONFIG_NAMESPACES += shared_modem_platform
+SOONG_CONFIG_shared_modem_platform += \
+       vendor
+SOONG_CONFIG_shared_modem_platform_vendor := $(SHARED_MODEM_PLATFORM_VENDOR)
+
+PRODUCT_PACKAGES += shared_modem_platform