diff --git a/.gitignore b/.gitignore
index ff42766..eb35dbd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,4 @@
 /julia-89ca810594143c95df1857915a2b96b7a44dbe32.tar.gz
 /libuv-28f5f06b5ff6f010d666ec26552e0badaca5cdcd.tar.gz
 /Rmath-julia-0.1.tar.gz
+/julia-0.4.0-rc1_e5c6964a49.tar.gz
diff --git a/julia.spec b/julia.spec
index 4a23661..c6fb7c6 100644
--- a/julia.spec
+++ b/julia.spec
@@ -4,11 +4,9 @@
 %global Rmathjuliaversion 0.1
 %global Rmathversion 3.0.1
 
-%global juliacommit 89ca810594143c95df1857915a2b96b7a44dbe32
-
 Name:           julia
 Version:        0.4.0
-Release:        0.2.20150823git%{?dist}
+Release:        0.3.rc1%{?dist}
 Summary:        High-level, high-performance dynamic language for technical computing
 Group:          Development/Languages
 # Julia itself is MIT, with a few LGPLv2+ and GPLv2+ files
@@ -16,15 +14,11 @@ Group:          Development/Languages
 # Rmath is  GPLv2+
 License:        MIT and LGPLv2+ and GPLv2+
 URL:            http://julialang.org/
-# Source can be obtained from the following URL, but the documentation
-# is only built when creating the tarball from git sources
-# https://api.github.com/repos/JuliaLang/julia/tarball/%{juliacommit}#/julia-%{juliacommit}.tar.gz
-Source0:        julia-%{juliacommit}.tar.gz
+Source0:        https://github.com/JuliaLang/julia/releases/download/v0.4.0-rc1/julia-0.4.0-rc1_e5c6964a49.tar.gz
 # Julia currently uses a custom version of libuv, patches are not yet upstream
 Source1:        https://api.github.com/repos/JuliaLang/libuv/tarball/%{uvcommit}#/libuv-%{uvcommit}.tar.gz
 # Julia currently uses a custom version of Rmath, called Rmath-julia, with a custom RNG system (temporary)
 Source2:        https://api.github.com/repos/JuliaLang/Rmath-julia/tarball/v%{Rmathjuliaversion}#/Rmath-julia-%{Rmathjuliaversion}.tar.gz
-Patch0:         %{name}_juliadoc.patch
 Provides:       bundled(libuv) = %{uvversion}
 Provides:       bundled(Rmath) = %{Rmathversion}
 BuildRequires:  arpack-devel
@@ -127,7 +121,6 @@ Julia into external programs or debugging Julia itself.
 
 %prep
 %setup -qn %{name}
-%patch0 -p 1
 
 # .gitignore files make rpmlint complain
 find . -name ".git*" -exec rm {} \;
@@ -205,6 +198,10 @@ make %commonopts -C test fastmath
 %install
 make %commonopts DESTDIR=%{buildroot} install
 
+# Achitecture-dependent file should not be there
+# https://github.com/JuliaLang/julia/pull/12779
+rm -f %{buildroot}%{_datarootdir}/julia/test/libccalltest.so
+
 cp -p CONTRIBUTING.md LICENSE.md NEWS.md README.md %{buildroot}%{_docdir}/julia/
 
 pushd %{buildroot}%{_prefix}/share/man/man1/
@@ -326,11 +323,16 @@ exit 0
 /usr/bin/gtk-update-icon-cache %{_datarootdir}/icons/hicolor &>/dev/null || :
 
 %changelog
+* Fri Sep 11 2015 Milan Bouchet-Valat <nalimilan@club.fr> - 0.4.0-0.3.rc1
+- New upstream release candidate.
+- Drop now useless patch.
+- Remove libccalltest.so file installed under /usr/share/.
+
 * Fri Aug 28 2015 Nils Philippsen <nils@redhat.com> - 0.4.0-0.2.20150823git
 - rebuild against suitesparse-4.4.5, to work around
   https://github.com/JuliaLang/julia/issues/12841
 
-* Sun Aug 23 2015 Milan Bouchet-Valat <nalimilan@club.fr> - 0.4.0-0.20150823git
+* Sun Aug 23 2015 Milan Bouchet-Valat <nalimilan@club.fr> - 0.4.0-0.1.20150823git
 - Update to development version 0.4.0 to fix FTBFS.
 - Move to PCRE2, libgit2, utf8proc 1.3, and up-to-date libuv fork.
 - Preliminary support for ARM.
diff --git a/sources b/sources
index 8b0a46c..714cd90 100644
--- a/sources
+++ b/sources
@@ -1,3 +1,3 @@
 429c128e55147c8b43d6555fe406869b  libuv-28f5f06b5ff6f010d666ec26552e0badaca5cdcd.tar.gz
 4e3f9e41e7b8cd3070225d1f5e8b21d9  Rmath-julia-0.1.tar.gz
-6b43b76d89af9494f004e9b5edc47213  julia-89ca810594143c95df1857915a2b96b7a44dbe32.tar.gz
+5245d7cc784cc39cedf92f12cc12b098  julia-0.4.0-rc1_e5c6964a49.tar.gz