diff --git a/pkgs/development/compilers/llvm/3.9/clang/default.nix b/pkgs/development/compilers/llvm/3.9/clang/default.nix
index 09e1b3fc4a2..c6605dd656f 100644
--- a/pkgs/development/compilers/llvm/3.9/clang/default.nix
+++ b/pkgs/development/compilers/llvm/3.9/clang/default.nix
@@ -6,7 +6,7 @@ let
     name = "clang-${version}";
 
     unpackPhase = ''
-      unpackFile ${fetch "cfe" "1v4n5j1vdc74v4j4m2zldkcm5aniajc2l8k1qlmvs4yc0cjbn1nb"}
+      unpackFile ${fetch "cfe" "0a1x32rxrq4ln079xf58irg56gjdxcfgwa00ws4hqv9pv73sg5km"}
       mv cfe-${version}.src clang
       sourceRoot=$PWD/clang
       unpackFile ${clang-tools-extra_src}
diff --git a/pkgs/development/compilers/llvm/3.9/default.nix b/pkgs/development/compilers/llvm/3.9/default.nix
index 399241e6e5f..7b9dbd93b2b 100644
--- a/pkgs/development/compilers/llvm/3.9/default.nix
+++ b/pkgs/development/compilers/llvm/3.9/default.nix
@@ -2,16 +2,16 @@
 let
   callPackage = newScope (self // { inherit stdenv isl version fetch; });
 
-  version = "3.9.0rc3";
+  version = "3.9.0";
 
   fetch = fetch_v version;
   fetch_v = ver: name: sha256: fetchurl {
-    url = "http://llvm.org/pre-releases/3.9.0/rc3/${name}-${ver}.src.tar.xz";
+    url = "http://llvm.org/releases/3.9.0/${name}-${ver}.src.tar.xz";
     inherit sha256;
   };
 
-  compiler-rt_src = fetch "compiler-rt" "00ljgkjcds0z2z96zv02x39wryj902q29i895xixg60hd0909qra";
-  clang-tools-extra_src = fetch "clang-tools-extra" "1nvc5f8g93hb76vrfygz2yafqa6kncpqwip7q1xwbw5fnw7rib5d";
+  compiler-rt_src = fetch "compiler-rt" "16m5g0hf8yg9npnw25j2a86g34nsvk9rsm3c84gbch2prm7j5rg0";
+  clang-tools-extra_src = fetch "clang-tools-extra" "052zg0h5vbmxnh2ikc743rw3649f112dfyn8hg39x6cfxi3fqyjv";
 
   self = {
     llvm = callPackage ./llvm.nix {
diff --git a/pkgs/development/compilers/llvm/3.9/libc++/default.nix b/pkgs/development/compilers/llvm/3.9/libc++/default.nix
index b6cd715ca23..97cf65ad209 100644
--- a/pkgs/development/compilers/llvm/3.9/libc++/default.nix
+++ b/pkgs/development/compilers/llvm/3.9/libc++/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation rec {
   name = "libc++-${version}";
 
-  src = fetch "libcxx" "13p4wdqai5rbic91n8lfyqzlll319cw5cx786jkh109h7gqvavb6";
+  src = fetch "libcxx" "01jvgwi9zd46bb1f93c561212bjzg02q2akacvsj4qsw6r8qvcyh";
 
   postUnpack = ''
     unpackFile ${libcxxabi.src}
diff --git a/pkgs/development/compilers/llvm/3.9/libc++abi.nix b/pkgs/development/compilers/llvm/3.9/libc++abi.nix
index 378f849a2a0..2baac6386a5 100644
--- a/pkgs/development/compilers/llvm/3.9/libc++abi.nix
+++ b/pkgs/development/compilers/llvm/3.9/libc++abi.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "libc++abi-${version}";
 
-  src = fetch "libcxxabi" "14bb6441ziq93irz527880g22hpcaznfqxr8y807ajkwy2678yhm";
+  src = fetch "libcxxabi" "06c05jlwfgm2q5xhy5wzmsi9bmfphzh22wpmbph84s452wksjdxh";
 
   buildInputs = [ cmake ] ++ stdenv.lib.optional (!stdenv.isDarwin && !stdenv.isFreeBSD) libunwind;
 
diff --git a/pkgs/development/compilers/llvm/3.9/lldb.nix b/pkgs/development/compilers/llvm/3.9/lldb.nix
index ff05d231ec0..bb92a6eed6c 100644
--- a/pkgs/development/compilers/llvm/3.9/lldb.nix
+++ b/pkgs/development/compilers/llvm/3.9/lldb.nix
@@ -15,7 +15,7 @@
 stdenv.mkDerivation {
   name = "lldb-${version}";
 
-  src = fetch "lldb" "1rhilgdlbbwkmd37jr29015m1jrq0vdplrmzydxg31yzbavmfl6y";
+  src = fetch "lldb" "1113s6crh94hzk9h9lqrvng0lsy174ml2rq0r962ngqy843hwa31";
 
   postUnpack = ''
     # Hack around broken standalone build as of 3.8
diff --git a/pkgs/development/compilers/llvm/3.9/llvm.nix b/pkgs/development/compilers/llvm/3.9/llvm.nix
index 07fc56fbc2f..41d655015e4 100644
--- a/pkgs/development/compilers/llvm/3.9/llvm.nix
+++ b/pkgs/development/compilers/llvm/3.9/llvm.nix
@@ -18,7 +18,7 @@
 }:
 
 let
-  src = fetch "llvm" "10iz9qjxgd05qfzi1zppabn1gb2w1f4ryrydi2mk0z4v18wxhbmm";
+  src = fetch "llvm" "0j49lkd5d7nnpdqzaybs2472bvcxyx0i4r3iccwf3kj2v9wk3iv6";
 in stdenv.mkDerivation rec {
   name = "llvm-${version}";