diff --git a/pkgs/development/beam-modules/ex_doc/default.nix b/pkgs/development/beam-modules/ex_doc/default.nix
index 882951a8ee40..0c7ed7bb9daa 100644
--- a/pkgs/development/beam-modules/ex_doc/default.nix
+++ b/pkgs/development/beam-modules/ex_doc/default.nix
@@ -14,12 +14,12 @@
 
 let
   pname = "ex_doc";
-  version = "0.39.2";
+  version = "0.39.3";
   src = fetchFromGitHub {
     owner = "elixir-lang";
     repo = "${pname}";
     rev = "v${version}";
-    hash = "sha256-khQIYS7iHOODlLMwFYPJTVE0MNia/gwYcin9ITpwttY=";
+    hash = "sha256-LLy4gemj3oiMbZKc9ZUWY3g2fyY1Rvxjtzx/sbAp8JE=";
   };
 in
 mixRelease {