diff --git a/pkgs/development/tools/gllvm/default.nix b/pkgs/development/tools/gllvm/default.nix
index 470ba291825a..6cf36e44dd1c 100644
--- a/pkgs/development/tools/gllvm/default.nix
+++ b/pkgs/development/tools/gllvm/default.nix
@@ -2,7 +2,7 @@
 
 buildGoPackage rec {
   name = "gllvm-${version}";
-  version = "1.2.0";
+  version = "1.2.1";
 
   goPackagePath = "github.com/SRI-CSL/gllvm";
 
@@ -10,7 +10,7 @@ buildGoPackage rec {
     owner = "SRI-CSL";
     repo = "gllvm";
     rev = "v${version}";
-    sha256 = "0779828kzw9ihdnw5r3h2fzzd8ml8cskyf5hmaqqksinjb7bm3is";
+    sha256 = "1rbvn7qhzb7xxqv0wrkwxq4sm657vsl6q7nwrfq2zwb21573811z";
   };
 
   meta = with stdenv.lib; {