diff --git a/stack/hadoop/buildout.cfg b/stack/hadoop/buildout.cfg
index 36594c0dabbc42dc22b994053615713608b73991..65f2cc753888aeb1cb79c36826e3276a33bd10c4 100644
--- a/stack/hadoop/buildout.cfg
+++ b/stack/hadoop/buildout.cfg
@@ -6,7 +6,7 @@ extends =
   ../../component/pkgconfig/buildout.cfg
   ../../component/python-cffi/buildout.cfg
   ../../component/java/buildout.cfg
-
+  ./buildout.hash.cfg
 
 parts =
   slapos-cookbook
@@ -51,9 +51,8 @@ mode = 0644
 
 [instance-stack]
 recipe = slapos.recipe.template
-url = ${:_profile_base_location_}/instance-stack.cfg.in
+url = ${:_profile_base_location_}/${:filename}
 output = ${buildout:directory}/instance-stack.cfg
-md5sum =  3c846dd1269aeef43cd2d5448463563b
 mode = 0644
 
 
diff --git a/stack/hadoop/buildout.hash.cfg b/stack/hadoop/buildout.hash.cfg
new file mode 100644
index 0000000000000000000000000000000000000000..a624ee8a7bb4fe1ef8c9cb75973c7396127328cd
--- /dev/null
+++ b/stack/hadoop/buildout.hash.cfg
@@ -0,0 +1,3 @@
+[instance-stack]
+filename = instance-stack.cfg.in
+md5sum = 3c846dd1269aeef43cd2d5448463563b