diff --git a/make/CompileJavaModules.gmk b/make/CompileJavaModules.gmk
--- a/make/CompileJavaModules.gmk
+++ b/make/CompileJavaModules.gmk
@@ -365,6 +365,7 @@
 
 # TODO: This needs to be reenabled before integration into jdk9
 #jdk.compiler_ADD_JAVAC_FLAGS := -Xdoclint:all/protected '-Xdoclint/package:-com.sun.tools.*' -XDstringConcat=inline
+jdk.compiler_ADD_JAVAC_FLAGS := -XDstringConcat=inline
 jdk.compiler_COPY := javax.tools.JavaCompilerTool
 jdk.compiler_CLEAN_FILES := $(wildcard \
     $(patsubst %, $(JDK_TOPDIR)/src/jdk.compiler/share/classes/%/*.properties, \
@@ -460,6 +461,13 @@
 
 ################################################################################
 
+# Temporarily disable indy string concat disabled to get jake to build
+
+jdk.jmod_ADD_JAVAC_FLAGS := -XDstringConcat=inline
+jdk.jlink_ADD_JAVAC_FLAGS := -XDstringConcat=inline
+
+################################################################################
+
 jdk.dev_CLEAN_FILES := $(wildcard \
     $(patsubst %, $(JDK_TOPDIR)/src/jdk.dev/share/classes/%/*.properties, \
         com/sun/tools/script/shell))