diff --git a/pkgs/development/guile-modules/guile-gnutls/default.nix b/pkgs/development/guile-modules/guile-gnutls/default.nix
index 8fe69b268408..91ffe90b0435 100644
--- a/pkgs/development/guile-modules/guile-gnutls/default.nix
+++ b/pkgs/development/guile-modules/guile-gnutls/default.nix
@@ -10,11 +10,11 @@
 
 stdenv.mkDerivation rec {
   pname = "guile-gnutls";
-  version = "3.7.12";
+  version = "4.0.0";
 
   src = fetchurl {
     url = "mirror://gnu/gnutls/guile-gnutls-${version}.tar.gz";
-    hash = "sha256-XTrxFXMJPeWfJYQVhy4sWxTMqd0lGosuwWQ9bpf+4zY=";
+    hash = "sha256-W0y5JgMgduw0a7XAvA0CMflo/g9WWRPMFpNLt5Ovsjk=";
   };
 
   nativeBuildInputs = [ pkg-config ];