diff --git a/core/definitions.mk b/core/definitions.mk
index fa7e052..d4cc3c6 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -1178,7 +1178,6 @@
 ###########################################################
 ## Commands for running protoc to compile .proto into .java
 ###########################################################
-# PATH contains HOST_OUT_EXECUTABLES to allow protoc-gen-* plugins
 
 define transform-proto-to-java
 @mkdir -p $(dir $@)
@@ -1186,7 +1185,6 @@
 @rm -rf $(PRIVATE_PROTO_JAVA_OUTPUT_DIR)
 @mkdir -p $(PRIVATE_PROTO_JAVA_OUTPUT_DIR)
 $(hide) for f in $(PRIVATE_PROTO_SRC_FILES); do \
-        PATH=$$PATH:$(HOST_OUT_EXECUTABLES) \
         $(PROTOC) \
         $(addprefix --proto_path=, $(PRIVATE_PROTO_INCLUDES)) \
         $(PRIVATE_PROTO_JAVA_OUTPUT_OPTION)="$(PRIVATE_PROTO_JAVA_OUTPUT_PARAMS):$(PRIVATE_PROTO_JAVA_OUTPUT_DIR)" \
@@ -1199,13 +1197,11 @@
 ######################################################################
 ## Commands for running protoc to compile .proto into .pb.cc (or.pb.c) and .pb.h
 ######################################################################
-# PATH contains HOST_OUT_EXECUTABLES to allow protoc-gen-* plugins
 
 define transform-proto-to-cc
 @echo "Protoc: $@ <= $<"
 @mkdir -p $(dir $@)
 $(hide) \
-	PATH=$$PATH:$(HOST_OUT_EXECUTABLES) \
 	$(PROTOC) \
 	$(addprefix --proto_path=, $(PRIVATE_PROTO_INCLUDES)) \
 	$(PRIVATE_PROTOC_FLAGS) \
diff --git a/core/java_common.mk b/core/java_common.mk
index e1ec30b..860d73c 100644
--- a/core/java_common.mk
+++ b/core/java_common.mk
@@ -80,6 +80,7 @@
 $(proto_java_sources_file_stamp): PRIVATE_PROTO_INCLUDES := $(TOP)
 $(proto_java_sources_file_stamp): PRIVATE_PROTO_SRC_FILES := $(proto_sources_fullpath)
 $(proto_java_sources_file_stamp): PRIVATE_PROTO_JAVA_OUTPUT_DIR := $(proto_java_sources_dir)
+$(proto_java_sources_file_stamp): PRIVATE_PROTOC_FLAGS := $(LOCAL_PROTOC_FLAGS)
 ifeq ($(LOCAL_PROTOC_OPTIMIZE_TYPE),micro)
 $(proto_java_sources_file_stamp): PRIVATE_PROTO_JAVA_OUTPUT_OPTION := --javamicro_out
 else
@@ -88,13 +89,13 @@
   else
     ifeq ($(LOCAL_PROTOC_OPTIMIZE_TYPE),stream)
 $(proto_java_sources_file_stamp): PRIVATE_PROTO_JAVA_OUTPUT_OPTION := --javastream_out
+$(proto_java_sources_file_stamp): PRIVATE_PROTOC_FLAGS += --plugin=$(HOST_OUT_EXECUTABLES)/protoc-gen-javastream
 $(proto_java_sources_file_stamp): $(HOST_OUT_EXECUTABLES)/protoc-gen-javastream
     else
 $(proto_java_sources_file_stamp): PRIVATE_PROTO_JAVA_OUTPUT_OPTION := --java_out
     endif
   endif
 endif
-$(proto_java_sources_file_stamp): PRIVATE_PROTOC_FLAGS := $(LOCAL_PROTOC_FLAGS)
 $(proto_java_sources_file_stamp): PRIVATE_PROTO_JAVA_OUTPUT_PARAMS := $(if $(filter lite,$(LOCAL_PROTOC_OPTIMIZE_TYPE)),lite$(if $(LOCAL_PROTO_JAVA_OUTPUT_PARAMS),:,),)$(LOCAL_PROTO_JAVA_OUTPUT_PARAMS)
 $(proto_java_sources_file_stamp) : $(proto_sources_fullpath) $(PROTOC)
 	$(call transform-proto-to-java)