diff --git a/.gitignore b/.gitignore
index e69de29..4091d63 100644
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1 @@
+/expm_0.99-1.1.tar.gz
diff --git a/sources b/sources
index e69de29..436d91f 100644
--- a/sources
+++ b/sources
@@ -0,0 +1 @@
+5ca356173a4ce87e0467771b97d120c5  expm_0.99-1.1.tar.gz