diff --git a/core/prebuilt_internal.mk b/core/prebuilt_internal.mk
index cb1d401..d4f5522 100644
--- a/core/prebuilt_internal.mk
+++ b/core/prebuilt_internal.mk
@@ -20,19 +20,19 @@
 
 ifdef LOCAL_PREBUILT_MODULE_FILE
   my_prebuilt_src_file := $(LOCAL_PREBUILT_MODULE_FILE)
+else ifdef LOCAL_SRC_FILES_$($(my_prefix)$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH)
+  my_prebuilt_src_file := $(LOCAL_PATH)/$(LOCAL_SRC_FILES_$($(my_prefix)$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH))
+  LOCAL_SRC_FILES_$($(my_prefix)$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH) :=
+else ifdef LOCAL_SRC_FILES_$(my_32_64_bit_suffix)
+  my_prebuilt_src_file := $(LOCAL_PATH)/$(LOCAL_SRC_FILES_$(my_32_64_bit_suffix))
+  LOCAL_SRC_FILES_$(my_32_64_bit_suffix) :=
+else ifdef LOCAL_SRC_FILES
+  my_prebuilt_src_file := $(LOCAL_PATH)/$(LOCAL_SRC_FILES)
+  LOCAL_SRC_FILES :=
+else ifdef LOCAL_REPLACE_PREBUILT_APK_INSTALLED
+  # This is handled specially below
 else
-  ifdef LOCAL_SRC_FILES_$($(my_prefix)$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH)
-    my_prebuilt_src_file := $(LOCAL_PATH)/$(LOCAL_SRC_FILES_$($(my_prefix)$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH))
-    LOCAL_SRC_FILES_$($(my_prefix)$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH) :=
-  else
-    ifdef LOCAL_SRC_FILES_$(my_32_64_bit_suffix)
-      my_prebuilt_src_file := $(LOCAL_PATH)/$(LOCAL_SRC_FILES_$(my_32_64_bit_suffix))
-      LOCAL_SRC_FILES_$(my_32_64_bit_suffix) :=
-    else
-      my_prebuilt_src_file := $(LOCAL_PATH)/$(LOCAL_SRC_FILES)
-      LOCAL_SRC_FILES :=
-    endif
-  endif
+  $(call pretty-error,No source files specified)
 endif
 
 LOCAL_CHECKED_MODULE := $(my_prebuilt_src_file)