diff --git a/_service:download_files:base64-bytestring-0.1.1.0.tar.gz b/_service:download_files:base64-bytestring-0.1.1.0.tar.gz
deleted file mode 100644
index 4585bc7..0000000
--- a/_service:download_files:base64-bytestring-0.1.1.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:f16454163e0e2d199eb86d3f3de8eb49d845fe2a4453cd2e11899bd7a5e2b56d
-size 5672
diff --git a/_service:download_files:base64-bytestring-0.1.1.1.tar.gz b/_service:download_files:base64-bytestring-0.1.1.1.tar.gz
new file mode 100644
index 0000000..9750f20
--- /dev/null
+++ b/_service:download_files:base64-bytestring-0.1.1.1.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8dbfd13372330580e8ac94ca09f359aa5dd021625ec190fa12bb1de781b61248
+size 6005
diff --git a/ghc-base64-bytestring.changes b/ghc-base64-bytestring.changes
new file mode 100644
index 0000000..6700ebe
--- /dev/null
+++ b/ghc-base64-bytestring.changes
@@ -0,0 +1,17 @@
+-------------------------------------------------------------------
+Fri Apr 20 16:31:54 UTC 2012 - peter.trommler@ohm-hochschule.de
+
+- Upgrade to 0.1.1.1 from upstream
+
+Fix performance regression in encoding.
+
+The encoding table wasn't being let-floated when URL encoding support was
+added, and so it was being regenerated on every call, with catastrophic
+performance consequences (600x slowdown for small inputs on my machine).
+
+This fixes gh-4. 
+
+-------------------------------------------------------------------
+Fri Jan 20 15:31:15 UTC 2012 - herbert@graeber-clan.de
+
+- initial packaging for Fedora automatically generated by cabal2spec-0.24.1
diff --git a/ghc-byte64-bytestring.spec b/ghc-base64-bytestring.spec
similarity index 97%
rename from ghc-byte64-bytestring.spec
rename to ghc-base64-bytestring.spec
index 93b4d12..aa0ba3c 100644
--- a/ghc-byte64-bytestring.spec
+++ b/ghc-base64-bytestring.spec
@@ -25,7 +25,7 @@
 %global common_description A %{pkg_name} library for Haskell.
 
 Name:           ghc-%{pkg_name}
-Version:        0.1.1.0
+Version:        0.1.1.1
 Release:        1
 Summary:        %{common_summary}
 
@@ -45,9 +45,7 @@ BuildRequires:  ghc-bytestring-devel
 # BR any C devel dependency here
 # list ghc-*-prof dependencies:
 
-%if %{defined sles_version}
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-%endif
 
 %description
 %{common_description}
diff --git a/ghc-byte64-bytestring.changes b/ghc-byte64-bytestring.changes
deleted file mode 100644
index 2ac57c9..0000000
--- a/ghc-byte64-bytestring.changes
+++ /dev/null
@@ -1,4 +0,0 @@
--------------------------------------------------------------------
-Fri Jan 20 15:31:15 UTC 2012 - herbert@graeber-clan.de
-
-- initial packaging for Fedora automatically generated by cabal2spec-0.24.1
diff --git a/rpmlintrc b/rpmlintrc
index 9cb85b4..473a0f4 100644
--- a/rpmlintrc
+++ b/rpmlintrc
@@ -1 +0,0 @@
-addFilter("useless-provides")