diff --git a/pkgs/applications/science/math/pari/default.nix b/pkgs/applications/science/math/pari/default.nix
index 86d4d289c2a..0bae8078205 100644
--- a/pkgs/applications/science/math/pari/default.nix
+++ b/pkgs/applications/science/math/pari/default.nix
@@ -4,11 +4,11 @@
 stdenv.mkDerivation rec {
 
   name = "pari-${version}";
-  version = "2.9.1";
+  version = "2.9.3";
 
   src = fetchurl {
     url = "http://pari.math.u-bordeaux.fr/pub/pari/unix/${name}.tar.gz";
-    sha256 = "0rq7wz9df1xs4acdzzb5dapx8vs6m5py39n2wynw2qv4d2b0ylfw";
+    sha256 = "0qqal1lpggd6dvs19svnz0dil86xk0xkcj5s3b7104ibkmvjfsp7";
   };
 
   buildInputs = [ gmp readline libX11 libpthreadstubs tex perl ];
diff --git a/pkgs/applications/science/math/pari/unstable.nix b/pkgs/applications/science/math/pari/unstable.nix
index 2c1cc7d75d8..65dd3005b4a 100644
--- a/pkgs/applications/science/math/pari/unstable.nix
+++ b/pkgs/applications/science/math/pari/unstable.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, gmp, readline, perl }:
 
 stdenv.mkDerivation rec {
-  version = "2.8.1.beta";
+  version = "2.9.3";
   name = "pari-unstable-${version}";
 
   src = fetchurl {
     url = "http://pari.math.u-bordeaux.fr/pub/pari/unstable/pari-${version}.tar.gz";
-    sha256 = "167dcqrqsblqrd7z5pb8jrs9xqm8138mik0s4ihlqcq6c3wndhv1";
+    sha256 = "0qqal1lpggd6dvs19svnz0dil86xk0xkcj5s3b7104ibkmvjfsp7";
   };
 
   buildInputs = [gmp readline];