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; {
diff --git a/pkgs/development/tools/wllvm/default.nix b/pkgs/development/tools/wllvm/default.nix
index 399a8e66860b..8fa7574f3110 100644
--- a/pkgs/development/tools/wllvm/default.nix
+++ b/pkgs/development/tools/wllvm/default.nix
@@ -1,20 +1,20 @@
 { stdenv, python3Packages }:
 
 python3Packages.buildPythonApplication rec {
-  version = "1.2.0";
+  version = "1.2.1";
   pname = "wllvm";
   name = "${pname}-${version}";
 
   src = python3Packages.fetchPypi {
     inherit pname version;
-    sha256 = "1hriyv5gfkcxjqk71l3030qfy3scsjr3mp12hkxfknh65inlqs5z";
+    sha256 = "1yr0gijhgbxx1sl5a8dygr3a8g5wfkh9rk4v789r2aplvcbanv5a";
   };
 
   meta = with stdenv.lib; {
     homepage = https://github.com/travitch/whole-program-llvm;
     description = "A wrapper script to build whole-program LLVM bitcode files";
     license = licenses.mit;
-    maintainers = with maintainers; [ mic92 ];
+    maintainers = with maintainers; [ mic92 dtzWill ];
     platforms = platforms.all;
   };
 }