diff --git a/core/dex_preopt.mk b/core/dex_preopt.mk
index b3c0216..102fb75 100644
--- a/core/dex_preopt.mk
+++ b/core/dex_preopt.mk
@@ -88,8 +88,6 @@
 
 # Inputs to singleton rules located in frameworks/base
 # Additional inputs are filled with `hiddenapi-generate-csv`
-$(INTERNAL_PLATFORM_HIDDENAPI_FLAGS): $(SOONG_HIDDENAPI_FLAGS)
-$(INTERNAL_PLATFORM_HIDDENAPI_FLAGS): PRIVATE_FLAGS_INPUTS := $(SOONG_HIDDENAPI_FLAGS)
 $(INTERNAL_PLATFORM_HIDDENAPI_GREYLIST_METADATA): $(SOONG_HIDDENAPI_GREYLIST_METADATA)
 $(INTERNAL_PLATFORM_HIDDENAPI_GREYLIST_METADATA): PRIVATE_METADATA_INPUTS := $(SOONG_HIDDENAPI_GREYLIST_METADATA)