diff --git a/.gitignore b/.gitignore
index 7527fa9..fe3a99c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 /generics-sop-0.4.0.1.tar.gz
 /sop-core-0.4.0.0.tar.gz
 /generics-sop-0.5.1.0.tar.gz
+/sop-core-0.5.0.1.tar.gz
diff --git a/ghc-generics-sop.spec b/ghc-generics-sop.spec
index ce531f3..c2decb8 100644
--- a/ghc-generics-sop.spec
+++ b/ghc-generics-sop.spec
@@ -65,7 +65,7 @@ paper:
 
 * Edsko de Vries and Andres Löh.
 <http://www.andres-loeh.de/TrueSumsOfProducts True Sums of Products>.
-Workshop on Generic Programming (WGP) 2014. .
+Workshop on Generic Programming (WGP) 2014.
 
 
 %package devel
@@ -114,6 +114,7 @@ This package provides the Haskell %{pkg_name} profiling library.
 %prep
 # Begin cabal-rpm setup:
 %setup -q -n %{pkgver} -a1
+chmod a-x CHANGELOG.md
 # End cabal-rpm setup
 
 
diff --git a/sources b/sources
index bb0b761..ed68e4f 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (sop-core-0.4.0.0.tar.gz) = db12039dc17b954d171907c68165806027468bcde2dff5a7f6c43b2fe1afe1dfdc1e947cad9d124bb2f3423a53f5f2237ed71cf69a4a47b5be7d1492b043ce61
 SHA512 (generics-sop-0.5.1.0.tar.gz) = 454cb30800e4c6b225df6464970746ca51028ffbfe50143559eebf16918dd783ef2e7690c4877b568d1835043ec733ec0ca9a39e0ae88c3136c82d0afb42bda8
+SHA512 (sop-core-0.5.0.1.tar.gz) = 2866e7c1a29a5585dabdbd6399e5df4003f21dd94d7b9a1b93681c53e1106af528cfd24dab0b918b36d73d0b05db6525201ea3213ab90575c242557ac41d80bd