diff --git a/.gitignore b/.gitignore
index 68cd157..a2b5e4a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,3 @@
 /clojure-clojure-clojure-1.4.0-0-g0ba3ff1.tar.gz
+/clojure-1.5.0-RC1.zip
+/clojure-clojure-1.5.0-RC1.zip
diff --git a/clojure.spec b/clojure.spec
index ed9d1b6..4b238ff 100644
--- a/clojure.spec
+++ b/clojure.spec
@@ -2,12 +2,11 @@
 %global groupId     org.clojure
 %global artifactId  clojure
 %global archivename %{project}-%{artifactId}
-%global commit_hash 0ba3ff1
 
 Name:           clojure
 Epoch:          1
-Version:        1.4.0
-Release:        3%{?dist}
+Version:        1.5.0
+Release:        0.RC1%{?dist}
 Summary:        A dynamic programming language that targets the Java Virtual Machine
 
 Group:          Development/Languages
@@ -15,7 +14,7 @@ License:        EPL
 URL:            http://clojure.org/
 # wget --content-disposition \
 #   https://github.com/clojure/clojure/tarball/clojure-%{version}
-Source0:        %{project}-%{archivename}-%{version}-0-g%{commit_hash}.tar.gz
+Source0:        %{archivename}-%{version}-RC1.zip
 
 Source1:        clojure.sh
 
@@ -43,9 +42,10 @@ optional type hints and type inference, to ensure that calls to Java
 can avoid reflection.
 
 %prep
-%setup -q -n %{archivename}-8306949
+%setup -q -n %{archivename}-%{version}-RC1
 
 %build
+./antsetup.sh
 ant
 
 %install
@@ -86,6 +86,9 @@ rm -rf %{buildroot}
 %{_bindir}/%{name}
 
 %changelog
+* Sun Dec 23 2012 Jochen Schmitt <Jochen herr-schmitt de> - 1:1.5.0-0.RC1
+- New upstream release
+
 * Wed Jul 18 2012 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1:1.4.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_18_Mass_Rebuild
 
diff --git a/sources b/sources
index df55aa0..b9af1ee 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-3a8430bc1005613dead40ff3a6dbd723  clojure-clojure-clojure-1.4.0-0-g0ba3ff1.tar.gz
+4d73f49b100b7442362b405a964d56db  clojure-clojure-1.5.0-RC1.zip