diff --git a/target/product/handheld_system.mk b/target/product/handheld_system.mk
index 41233b2c0a..d965367f0f 100644
--- a/target/product/handheld_system.mk
+++ b/target/product/handheld_system.mk
@@ -27,6 +27,7 @@ $(call inherit-product-if-exists, external/google-fonts/cutive-mono/fonts.mk)
 $(call inherit-product-if-exists, external/google-fonts/source-sans-pro/fonts.mk)
 $(call inherit-product-if-exists, external/noto-fonts/fonts.mk)
 $(call inherit-product-if-exists, external/roboto-fonts/fonts.mk)
+$(call inherit-product-if-exists, external/roboto-flex-fonts/fonts.mk)
 $(call inherit-product-if-exists, external/hyphenation-patterns/patterns.mk)
 $(call inherit-product-if-exists, frameworks/base/data/keyboards/keyboards.mk)
 $(call inherit-product-if-exists, frameworks/webview/chromium/chromium.mk)