diff --git a/Formula/ldc.rb b/Formula/ldc.rb
index f954f20abf..ee36600602 100644
--- a/Formula/ldc.rb
+++ b/Formula/ldc.rb
@@ -4,14 +4,31 @@ class Ldc < Formula
   url "https://github.com/ldc-developers/ldc/releases/download/v0.17.0/ldc-0.17.0-src.tar.gz"
   sha256 "6c80086174ca87281413d7510641caf99dc630e6cf228a619d0d989bbf53bdd2"
 
-  head "https://github.com/ldc-developers/ldc.git", :shallow => false
-
   bottle do
     sha256 "c2ff6360645d4deb2ec135b262d257e85228df95e7765adb9e3a625b76250923" => :el_capitan
     sha256 "551a58a74107f93620af10964ef3128642ae4575ad2be31c618935ced420cd47" => :yosemite
     sha256 "6d9d60e0a1711a12e03729f273459363873286ce77977801cfbbfc517fc7af1a" => :mavericks
   end
 
+  devel do
+    url "https://github.com/ldc-developers/ldc/releases/download/v1.0.0-alpha1/ldc-1.0.0-alpha1-src.tar.gz"
+    sha256 "b656437d0d7568c5ac4ef4366376184c06013e79f3dd5a512b18ca9f20df4b63"
+    version "1.0.0-alpha1"
+
+    resource "ldc-lts" do
+      url "https://github.com/ldc-developers/ldc/releases/download/v0.17.0/ldc-0.17.0-src.tar.gz"
+      sha256 "6c80086174ca87281413d7510641caf99dc630e6cf228a619d0d989bbf53bdd2"
+    end
+  end
+
+  head do
+    url "https://github.com/ldc-developers/ldc.git", :shallow => false
+
+    resource "ldc-lts" do
+      url "https://github.com/ldc-developers/ldc.git", :shallow => false, :branch => "ltsmaster"
+    end
+  end
+
   needs :cxx11
 
   depends_on "cmake" => :build
@@ -20,11 +37,25 @@ class Ldc < Formula
 
   def install
     ENV.cxx11
-    mkdir "build"
-    cd "build" do
-      system "cmake", "..", "-DINCLUDE_INSTALL_DIR=#{include}/dlang/ldc", *std_cmake_args
-      system "make"
-      system "make", "install"
+    if build.stable?
+      mkdir "build" do
+        system "cmake", "..", "-DINCLUDE_INSTALL_DIR=#{include}/dlang/ldc", *std_cmake_args
+        system "make"
+        system "make", "install"
+      end
+    else
+      (buildpath/"ldc-lts").install resource("ldc-lts")
+      cd "ldc-lts" do
+        mkdir "build" do
+          system "cmake", "..", *std_cmake_args
+          system "make"
+        end
+      end
+      mkdir "build" do
+        system "cmake", "..", "-DINCLUDE_INSTALL_DIR=#{include}/dlang/ldc", "-DD_COMPILER=../ldc-lts/build/bin/ldmd2", *std_cmake_args
+        system "make"
+        system "make", "install"
+      end
     end
   end