diff --git a/pkgs/development/interpreters/erlang/R20.nix b/pkgs/development/interpreters/erlang/R20.nix
index 42aaed0b6590..5cea1fd533f2 100644
--- a/pkgs/development/interpreters/erlang/R20.nix
+++ b/pkgs/development/interpreters/erlang/R20.nix
@@ -1,8 +1,8 @@
 { mkDerivation, fetchurl }:
 
 mkDerivation rec {
-  version = "20.3.2";
-  sha256 = "0cd7rz32cxghxb2q7g3p52sxbhwqn4pkjlf28hy1dms6q7f85zv1";
+  version = "20.3.8";
+  sha256 = "1griiszz1x34idmwi6234br7bqd1d7mimim63amjgi9ds79jh6jj";
 
   prePatch = ''
     substituteInPlace configure.in --replace '`sw_vers -productVersion`' '10.10'