diff --git a/build.properties b/build.properties
index 9f9f05ea7..175fedc9b 100644
--- a/build.properties
+++ b/build.properties
@@ -1,7 +1,7 @@
 
 # The OpenRocket build version
 
-build.version=1.1.8
+build.version=1.1.9pre
 
 
 # The source of the package.  When building a package for a specific