diff --git a/core/binary.mk b/core/binary.mk
index f2ae0f58ed..45ab0c00c5 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -425,6 +425,8 @@ rs_generated_cpps := $(addprefix \
     $(notdir $(renderscript_sources)))))
 
 $(rs_generated_cpps) : $(RenderScript_file_stamp)
+	# This is just a dummy rule to make sure gmake doesn't skip updating the dependents.
+	@echo "Updated RS generated cpp file $@."
 
 my_c_includes += $(renderscript_intermediate)
 my_generated_sources += $(rs_generated_cpps)
@@ -473,7 +475,7 @@ $(proto_generated_cc_sources): $(proto_generated_cc_sources_dir)/%.pb.cc: %.prot
 
 $(proto_generated_headers): $(proto_generated_cc_sources_dir)/%.pb.h: $(proto_generated_cc_sources_dir)/%.pb.cc
 	# This is just a dummy rule to make sure gmake doesn't skip updating the dependents.
-	@echo "Updated header file $<."
+	@echo "Updated header file $@."
 
 $(my_prefix)_$(LOCAL_MODULE_CLASS)_$(LOCAL_MODULE)_proto_defined := true
 endif  # transform-proto-to-cc rule included only once
diff --git a/core/definitions.mk b/core/definitions.mk
index e35d36fec5..dcc5b39e89 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -903,7 +903,7 @@ $(hide) $(PRIVATE_RS_CC) \
   -a $@ -MD \
   -reflect-c++ \
   $(PRIVATE_RS_FLAGS) \
-  $(foreach inc,$(PRIVATE_RS_INCLUDES),$(addprefix -I , $(inc))) \
+  $(addprefix -I , $(PRIVATE_RS_INCLUDES)) \
   $(PRIVATE_RS_SOURCE_FILES)
 $(hide) mkdir -p $(dir $@)
 $(hide) touch $@