diff --git a/project/build.properties b/project/build.properties
new file mode 100644
index 0000000000000000000000000000000000000000..4474a03e1aa9671540ef1677b5579ef91481f503
--- /dev/null
+++ b/project/build.properties
@@ -0,0 +1 @@
+sbt.version=0.12.1