1 files changed, 13 insertions, 4 deletions
diff --git a/pkgs/development/compilers/mlton/default.nix b/pkgs/development/compilers/mlton/default.nix
index e4381774781c1..1caeecccaadbb 100644
--- a/pkgs/development/compilers/mlton/default.nix
+++ b/pkgs/development/compilers/mlton/default.nix
@@ -1,9 +1,9 @@
 { callPackage }:
 
 rec {
-  mlton20130715 = callPackage ./20130715.nix {};
+  mlton20130715 = callPackage ./20130715.nix { };
 
-  mlton20180207Binary = callPackage ./20180207-binary.nix {};
+  mlton20180207Binary = callPackage ./20180207-binary.nix { };
 
   mlton20180207 = callPackage ./from-git-source.nix {
     mltonBootstrap = mlton20180207Binary;
@@ -12,10 +12,19 @@ rec {
     sha256 = "00rdd2di5x1dzac64il9z05m3fdzicjd3226wwjyynv631jj3q2a";
   };
 
+  mlton20210107Binary = callPackage ./20210107-binary.nix { };
+
+  mlton20210107 = callPackage ./from-git-source.nix {
+    mltonBootstrap = mlton20180207Binary;
+    version = "20210107";
+    rev = "on-20210117-release";
+    sha256 = "sha256-rqL8lnzVVR+5Hc7sWXK8dCXN92dU76qSoii3/4StODM=";
+  };
+
   mltonHEAD = callPackage ./from-git-source.nix {
     mltonBootstrap = mlton20180207Binary;
     version = "HEAD";
-    rev = "e149c9917cfbfe6aba5c986a958ed76d5cc6cfde";
-    sha256 = "0a0j1i0f0fxw2my1309srq5j3vz0kawrrln01gxms2m5hy5dl50d";
+    rev = "875f7912a0b135a9a7e86a04ecac9cacf0bfe5e5";
+    sha256 = "sha256-/MIoVqqv8qrJPehU7VRFpXtAAo8UUzE3waEvB7WnS9A=";
   };
 }