diff --git a/.gitignore b/.gitignore
index 8faf702..26abd91 100644
--- a/.gitignore
+++ b/.gitignore
@@ -137,3 +137,4 @@ firefox-3.6.4.source.tar.bz2
 /firefox-langpacks-37.0.2-20150416.tar.xz
 /firefox-38.0.source.tar.bz2
 /firefox-langpacks-38.0-20150505.tar.bz2
+/firefox-langpacks-38.0-20150505.tar.xz
diff --git a/sources b/sources
index 5b48608..732852b 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
 d1c66ec031c0cb8aea3df7210dc6955c  firefox-38.0.source.tar.bz2
-886b4897e0ae8aaa9a5f2fd361d62100  firefox-langpacks-38.0-20150505.tar.bz2
+3bcb7abb6a1fac463e05d5fc488f579f  firefox-langpacks-38.0-20150505.tar.xz