diff --git a/Makefile b/Makefile
index 1c51739..aa34c01 100644
--- a/Makefile
+++ b/Makefile
@@ -3,6 +3,12 @@ CONFIGURATION = Debug
 MSBUILD       = xbuild /p:Configuration=$(CONFIGURATION) $(MSBUILD_ARGS)
 RUNTIME       := $(shell if [ -f `which mono64` ] ; then echo mono64 ; else echo mono; fi) --debug=casts

+LIB_MANDROID_PROJECTS = \
+	external/Java.Interop/tools/class-parse/class-parse.csproj \
+	external/Java.Interop/tools/generator/generator.csproj \
+	external/Java.Interop/tools/logcat-parse/logcat-parse.csproj
+
+
 NUNIT_TESTS = \
 	bin/Test$(CONFIGURATION)/Xamarin.Android.Build.Tests.dll

@@ -19,6 +25,7 @@ endif

 all:
 	$(MSBUILD)
+	$(foreach p,$(LIB_MANDROID_PROJECTS), $(MSBUILD) $(p) /p:OutputPath=`pwd`/bin/$(CONFIGURATION)/lib/mandroid ;)

 prepare:
 	git submodule update --init --recursive
diff --git a/external/Java.Interop b/external/Java.Interop
--- a/external/Java.Interop
+++ b/external/Java.Interop
@@ -1 +1 @@
-Subproject commit a9312d2607c87a301e05db7fe2243200d2557666
+Subproject commit a9312d2607c87a301e05db7fe2243200d2557666-dirty