diff --git a/tools/windows/README.dx b/tools/windows/README.dx
index 99db256..348dc4a 100644
--- a/tools/windows/README.dx
+++ b/tools/windows/README.dx
@@ -21,3 +21,5 @@
 ---
 > call java %javaOpts% -Djava.ext.dirs="%frameworkdir%" -jar "%jarpath%" %params%
 
+dexmerger.bat has been copied from dx.bat, and the command line has been updated
+according to the SDK dexmerger bash script to call the right class.
\ No newline at end of file
diff --git a/tools/windows/dx.tar.gz.sha1 b/tools/windows/dx.tar.gz.sha1
index beadad3..0f3e345 100644
--- a/tools/windows/dx.tar.gz.sha1
+++ b/tools/windows/dx.tar.gz.sha1
@@ -1 +1 @@
-1d680c9efc9e17d4fc51e8afd0bbe1b3d8724903
\ No newline at end of file
+9adeae753e17fa0a663e4d458b406a39ded27621
\ No newline at end of file