diff --git a/core/binary.mk b/core/binary.mk
index 0f9ef2f..28ac56f 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -324,6 +324,10 @@
 endif
 my_src_files := $(filter-out $(my_src_files_exclude),$(my_src_files))
 
+# Strip '/' from the beginning of each src file. This helps the ../ detection in case
+# the source file is in the form of /../file
+my_src_files := $(patsubst /%,%,$(my_src_files))
+
 my_clang := $(strip $(LOCAL_CLANG))
 ifdef LOCAL_CLANG_$(my_32_64_bit_suffix)
 my_clang := $(strip $(LOCAL_CLANG_$(my_32_64_bit_suffix)))
diff --git a/core/main.mk b/core/main.mk
index dabe093..48a39d0 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -903,7 +903,6 @@
 
 .PHONY: checkbuild
 checkbuild: $(modules_to_check) droid_targets
-checkbuild: checkbuild-soong
 
 ifeq (true,$(ANDROID_BUILD_EVERYTHING_BY_DEFAULT))
 droid: checkbuild
diff --git a/core/prebuilt_internal.mk b/core/prebuilt_internal.mk
index 969c115..35a01ee 100644
--- a/core/prebuilt_internal.mk
+++ b/core/prebuilt_internal.mk
@@ -16,9 +16,6 @@
 $(error dont use LOCAL_PREBUILT_JAVA_LIBRARIES anymore LOCAL_PATH=$(LOCAL_PATH))
 endif
 
-# Not much sense to check build prebuilts
-LOCAL_DONT_CHECK_MODULE := true
-
 my_32_64_bit_suffix := $(if $($(LOCAL_2ND_ARCH_VAR_PREFIX)$(my_prefix)IS_64_BIT),64,32)
 
 ifdef LOCAL_PREBUILT_MODULE_FILE
@@ -38,6 +35,8 @@
   endif
 endif
 
+LOCAL_CHECKED_MODULE := $(my_prebuilt_src_file)
+
 my_strip_module := $(firstword \
   $(LOCAL_STRIP_MODULE_$($(my_prefix)$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH)) \
   $(LOCAL_STRIP_MODULE))