diff --git a/project/build.properties b/project/build.properties
index d4151995..4d5f78cc 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.9.7
\ No newline at end of file
+sbt.version=1.9.9
\ No newline at end of file