diff --git a/pkgs/servers/sql/postgresql/8.3.x.nix b/pkgs/servers/sql/postgresql/8.3.x.nix
index fb4c8302d812..d4ddb36d4feb 100644
--- a/pkgs/servers/sql/postgresql/8.3.x.nix
+++ b/pkgs/servers/sql/postgresql/8.3.x.nix
@@ -1,13 +1,13 @@
 { stdenv, fetchurl, zlib, ncurses, readline }:
 
-let version = "8.3.19"; in
+let version = "8.3.20"; in
 
 stdenv.mkDerivation rec {
   name = "postgresql-${version}";
-  
+
   src = fetchurl {
     url = "mirror://postgresql/source/v${version}/${name}.tar.bz2";
-    sha256 = "1maq1gjnd111jn45d7k58av1dm273vypvwhhsbhknqywgr5hsvwq";
+    sha256 = "0qqic4wx59lgbyfmdfcgip9nrcpk10zdb91bw9b96wr1vijn2awj";
   };
 
   buildInputs = [ zlib ncurses readline ];
diff --git a/pkgs/servers/sql/postgresql/8.4.x.nix b/pkgs/servers/sql/postgresql/8.4.x.nix
index 14e948d3d4ef..e1150543f362 100644
--- a/pkgs/servers/sql/postgresql/8.4.x.nix
+++ b/pkgs/servers/sql/postgresql/8.4.x.nix
@@ -1,13 +1,13 @@
 { stdenv, fetchurl, zlib, ncurses, readline }:
 
-let version = "8.4.12"; in
+let version = "8.4.13"; in
 
 stdenv.mkDerivation rec {
   name = "postgresql-${version}";
-  
+
   src = fetchurl {
     url = "mirror://postgresql/source/v${version}/${name}.tar.bz2";
-    sha256 = "0xqgzi6qrx4g7g8f38hp02qj8grrfnvc33kyijc2hf0qxhqb7dwr";
+    sha256 = "1fccqkni64vg1pi4zzcl67bm9g2brrlzjn1vh6qlyfpsld139p90";
   };
 
   buildInputs = [ zlib ncurses readline ];
diff --git a/pkgs/servers/sql/postgresql/9.0.x.nix b/pkgs/servers/sql/postgresql/9.0.x.nix
index a4896d02a3a4..a28e5c337791 100644
--- a/pkgs/servers/sql/postgresql/9.0.x.nix
+++ b/pkgs/servers/sql/postgresql/9.0.x.nix
@@ -1,13 +1,13 @@
 { stdenv, fetchurl, zlib, readline }:
 
-let version = "9.0.8"; in
+let version = "9.0.9"; in
 
 stdenv.mkDerivation rec {
   name = "postgresql-${version}";
-  
+
   src = fetchurl {
     url = "mirror://postgresql/source/v${version}/${name}.tar.bz2";
-    sha256 = "1hhb9kaayrs3bqm1afg8g4p9mr3mc8hskrgy24hnwfablsl1p652";
+    sha256 = "12nslml1mg3lyvrhmdvv5g15n7vj5fk1blx1dfllylqg38c7shc7";
   };
 
   buildInputs = [ zlib readline ];
diff --git a/pkgs/servers/sql/postgresql/9.1.x.nix b/pkgs/servers/sql/postgresql/9.1.x.nix
index 8dbaf93df8fd..14488d4649e0 100644
--- a/pkgs/servers/sql/postgresql/9.1.x.nix
+++ b/pkgs/servers/sql/postgresql/9.1.x.nix
@@ -1,13 +1,13 @@
 { stdenv, fetchurl, zlib, readline }:
 
-let version = "9.1.4"; in
+let version = "9.1.5"; in
 
 stdenv.mkDerivation rec {
   name = "postgresql-${version}";
-  
+
   src = fetchurl {
     url = "mirror://postgresql/source/v${version}/${name}.tar.bz2";
-    sha256 = "04lp7hfh8z2n8gzib6b9j1fq70h1s91z2fxn2hlilbdfnf75lyd0";
+    sha256 = "0i6fssldjp65xfxz9dcmkhz6bk4rpw9g26zbqbc6iz164h9rr20b";
   };
 
   buildInputs = [ zlib readline ];