diff --git a/.gitignore b/.gitignore
index 067fbeb..784ff83 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
-bin
+.bin
 boost-build.jam
 project-config.jam
 *.pyc
diff --git a/build.jam b/build.jam
index 56938e1..69be969 100644
--- a/build.jam
+++ b/build.jam
@@ -37,7 +37,7 @@ project /boost/predef
 if [ project.is-jamroot-module $(__name__) ]
 {
     local attributes = [ project.attributes $(__name__) ] ;
-    $(attributes).set "build-dir" : bin ;
+    $(attributes).set "build-dir" : .bin ;
 }
 
 alias libs ;