diff --git a/.gitignore b/.gitignore
index c27976f..ab9502b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 waf-1.5.18.stripped.tar.bz2
 /waf-1.5.19.stripped.tar.bz2
 /waf-1.6.2.stripped.tar.bz2
+/waf-1.6.3.stripped.tar.bz2
diff --git a/sources b/sources
index 2caa9e5..0778a81 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-2852843de0f388105dd95c80a037ac27  waf-1.6.2.stripped.tar.bz2
+53ba169d5b59dc531a51a4873521f11c  waf-1.6.3.stripped.tar.bz2