diff --git a/project/build.properties b/project/build.properties
index 695366edd..813477920 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -2,6 +2,6 @@
 #Sun Sep 13 00:00:33 EDT 2009
 project.organization=org.scala-tools.sbt
 project.name=xsbt
-sbt.version=0.5.4
+sbt.version=0.5.5
 project.version=0.7.0_13
 scala.version=2.7.5