diff --git a/core/Makefile b/core/Makefile
index 54b967eb5f..79c8a17634 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -793,9 +793,25 @@ $(call declare-0p-target,$(APKCERTS_FILE))
 .PHONY: apkcerts-list
 apkcerts-list: $(APKCERTS_FILE)
 
+intermediates := $(call intermediates-dir-for,PACKAGING,apexkeys)
+APEX_KEYS_FILE := $(intermediates)/apexkeys.txt
+
+all_apex_keys_files := $(sort $(foreach m,$(call product-installed-modules,$(INTERNAL_PRODUCT)),$(ALL_MODULES.$(m).APEX_KEYS_FILE)))
+$(APEX_KEYS_FILE): $(all_apex_keys_files)
+	@mkdir -p $(dir $@)
+	@rm -f $@
+	$(hide) touch $@
+	$(hide) $(foreach file,$^,cat $(file) >> $@ $(newline))
+all_apex_keys_files :=
+
+$(call declare-0p-target,$(APEX_KEYS_FILE))
+
+.PHONY: apexkeys.txt
+apexkeys.txt: $(APEX_KEYS_FILE)
+
 ifneq (,$(TARGET_BUILD_APPS))
   $(call dist-for-goals, apps_only, $(APKCERTS_FILE):apkcerts.txt)
-  $(call dist-for-goals, apps_only, $(SOONG_APEX_KEYS_FILE):apexkeys.txt)
+  $(call dist-for-goals, apps_only, $(APEX_KEYS_FILE):apexkeys.txt)
 endif
 
 
@@ -6339,7 +6355,7 @@ $(BUILT_TARGET_FILES_DIR): \
 	    $(INSTALLED_MISC_INFO_TARGET) \
 	    $(INSTALLED_FASTBOOT_INFO_TARGET) \
 	    $(APKCERTS_FILE) \
-	    $(SOONG_APEX_KEYS_FILE) \
+	    $(APEX_KEYS_FILE) \
 	    $(SOONG_ZIP) \
 	    $(HOST_OUT_EXECUTABLES)/fs_config \
 	    $(HOST_OUT_EXECUTABLES)/map_file_generator \
@@ -6550,7 +6566,7 @@ endif
 	@# build them.
 	$(hide) mkdir -p $(zip_root)/META
 	$(hide) cp $(APKCERTS_FILE) $(zip_root)/META/apkcerts.txt
-	$(hide) cp $(SOONG_APEX_KEYS_FILE) $(zip_root)/META/apexkeys.txt
+	$(hide) cp $(APEX_KEYS_FILE) $(zip_root)/META/apexkeys.txt
 ifneq ($(tool_extension),)
 	$(hide) cp $(PRIVATE_TOOL_EXTENSION) $(zip_root)/META/
 endif
@@ -6813,7 +6829,7 @@ $(call declare-container-license-deps,$(BUILT_TARGET_FILES_PACKAGE), $(INSTALLED
             $(INSTALLED_MISC_INFO_TARGET) \
             $(INSTALLED_FASTBOOT_INFO_TARGET) \
             $(APKCERTS_FILE) \
-            $(SOONG_APEX_KEYS_FILE) \
+            $(APEX_KEYS_FILE) \
             $(HOST_OUT_EXECUTABLES)/fs_config \
             $(HOST_OUT_EXECUTABLES)/map_file_generator \
             $(ADD_IMG_TO_TARGET_FILES) \
diff --git a/core/base_rules.mk b/core/base_rules.mk
index 3313b5fa8c..0eb205a1f6 100644
--- a/core/base_rules.mk
+++ b/core/base_rules.mk
@@ -1180,6 +1180,7 @@ ALL_MODULES.$(my_register_name).EXTRA_TEST_CONFIGS := $(LOCAL_EXTRA_FULL_TEST_CO
 ALL_MODULES.$(my_register_name).TEST_MAINLINE_MODULES := $(LOCAL_TEST_MAINLINE_MODULES)
 ifndef LOCAL_IS_HOST_MODULE
 ALL_MODULES.$(my_register_name).FILE_CONTEXTS := $(LOCAL_FILE_CONTEXTS)
+ALL_MODULES.$(my_register_name).APEX_KEYS_FILE := $(LOCAL_APEX_KEY_PATH)
 endif
 ifdef LOCAL_IS_UNIT_TEST
 ALL_MODULES.$(my_register_name).IS_UNIT_TEST := $(LOCAL_IS_UNIT_TEST)
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index 409e559ddd..d76c4f2a7d 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -19,6 +19,7 @@ LOCAL_AIDL_INCLUDES:=
 LOCAL_ALLOW_UNDEFINED_SYMBOLS:=
 LOCAL_ANNOTATION_PROCESSORS:=
 LOCAL_ANNOTATION_PROCESSOR_CLASSES:=
+LOCAL_APEX_KEY_PATH:=
 LOCAL_APIDIFF_NEWAPI:=
 LOCAL_APIDIFF_OLDAPI:=
 LOCAL_APK_LIBRARIES:=