diff --git a/pkgs/applications/science/logic/alt-ergo/default.nix b/pkgs/applications/science/logic/alt-ergo/default.nix
index 45e6674439e..7cf0aeb203d 100644
--- a/pkgs/applications/science/logic/alt-ergo/default.nix
+++ b/pkgs/applications/science/logic/alt-ergo/default.nix
@@ -2,16 +2,16 @@
 
 stdenv.mkDerivation rec {
   name = "alt-ergo-${version}";
-  version = "0.99.1";
+  version = "1.30";
 
   src = fetchurl {
     url    = "http://alt-ergo.ocamlpro.com/download_manager.php?target=${name}.tar.gz";
     name   = "${name}.tar.gz";
-    sha256 = "0lnlf56ysisa45dxvbwzhl4fgyxyfz35psals2kv9x8gyq54zwpm";
+    sha256 = "025pacb4ax864fn5x8k78mw6hiig4jcazblj18gzxspg4f1l5n1g";
   };
 
   buildInputs = with ocamlPackages;
-    [ ocaml findlib ocamlgraph zarith lablgtk ];
+    [ ocaml findlib camlzip ocamlgraph zarith lablgtk ocplib-simplex ];
 
   meta = {
     description = "High-performance theorem prover and SMT solver";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 677def448a6..ec04e8e85c2 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -16980,7 +16980,9 @@ in
 
   abella = callPackage ../applications/science/logic/abella {};
 
-  alt-ergo = callPackage ../applications/science/logic/alt-ergo {};
+  alt-ergo = callPackage ../applications/science/logic/alt-ergo {
+    ocamlPackages = ocamlPackages_4_02;
+  };
 
   aspino = callPackage ../applications/science/logic/aspino {};