diff --git a/sources b/sources
index de8f23c..1f6434e 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (SLOF-20171214.tar.gz) = af52068e0a711dc1147e20d0edce3c5dc39633dd4d9a6b647f65b1e831e5f96a962d32f27ced71dbff0c8aac1288257be8b841f595c96da0602762c4bbe34b1e
+SHA512 (SLOF-20180621.tar.gz) = 6ea500887ad566167c3b4a2996d607bbe3159e4ed1bfcc4293fe045bbbd00a0006a0ac78bb8303025c02526518bd5b3d3d36fdb7d034083162aedb148fa57146