diff --git a/pkgs/servers/sql/postgresql/9.4beta2.nix b/pkgs/servers/sql/postgresql/9.4beta2.nix
deleted file mode 100644
index 2608dcae5042..000000000000
--- a/pkgs/servers/sql/postgresql/9.4beta2.nix
+++ /dev/null
@@ -1,44 +0,0 @@
-{ stdenv, fetchurl, zlib, readline, libossp_uuid }:
-
-with stdenv.lib;
-
-let version = "9.4beta2"; in
-
-stdenv.mkDerivation rec {
-  name = "postgresql-${version}";
-
-  src = fetchurl {
-    url = "mirror://postgresql/source/v${version}/${name}.tar.bz2";
-    sha256 = "131q3b9hv4pw02xhjsfi5is9i7pp5f4srxwfdn8ifs9qb37hcx2n";
-  };
-
-  buildInputs = [ zlib readline ] ++ optionals (!stdenv.isDarwin) [ libossp_uuid ];
-
-  enableParallelBuilding = true;
-
-  makeFlags = [ "world" ];
-
-  configureFlags = optional (!stdenv.isDarwin)
-    ''
-      --with-ossp-uuid
-    '';
-
-  patches = [ ./disable-resolve_symlinks-94.patch ./less-is-more.patch ];
-
-  installTargets = [ "install-world" ];
-
-  LC_ALL = "C";
-
-  passthru = {
-    inherit readline;
-    psqlSchema = "9.4";
-  };
-
-  meta = {
-    homepage = http://www.postgresql.org/ ;
-    description = "A powerful, open source object-relational database system";
-    license = stdenv.lib.licenses.postgresql;
-    maintainers = with stdenv.lib.maintainers; [ aristid ocharles ];
-    hydraPlatforms = stdenv.lib.platforms.linux;
-  };
-}
diff --git a/pkgs/servers/sql/postgresql/9.4beta3.nix b/pkgs/servers/sql/postgresql/9.4beta3.nix
deleted file mode 100644
index d446a4ab75b7..000000000000
--- a/pkgs/servers/sql/postgresql/9.4beta3.nix
+++ /dev/null
@@ -1,44 +0,0 @@
-{ stdenv, fetchurl, zlib, readline, libossp_uuid }:
-
-with stdenv.lib;
-
-let version = "9.4beta3"; in
-
-stdenv.mkDerivation rec {
-  name = "postgresql-${version}";
-
-  src = fetchurl {
-    url = "mirror://postgresql/source/v${version}/${name}.tar.bz2";
-    sha256 = "0pdawsmrzwgf2c4g18xlgzv6q34kd8q2p1nxag0xaw4sbdmdilas";
-  };
-
-  buildInputs = [ zlib readline ] ++ optionals (!stdenv.isDarwin) [ libossp_uuid ];
-
-  enableParallelBuilding = true;
-
-  makeFlags = [ "world" ];
-
-  configureFlags = optional (!stdenv.isDarwin)
-    ''
-      --with-ossp-uuid
-    '';
-
-  patches = [ ./disable-resolve_symlinks-94.patch ./less-is-more.patch ];
-
-  installTargets = [ "install-world" ];
-
-  LC_ALL = "C";
-
-  passthru = {
-    inherit readline;
-    psqlSchema = "9.4";
-  };
-
-  meta = {
-    homepage = http://www.postgresql.org/ ;
-    description = "A powerful, open source object-relational database system";
-    license = stdenv.lib.licenses.postgresql;
-    maintainers = with stdenv.lib.maintainers; [ aristid ocharles ];
-    hydraPlatforms = stdenv.lib.platforms.linux;
-  };
-}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 52fa2315b19f..1b5d5078be45 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -7864,9 +7864,6 @@ let
 
   postgresql93 = callPackage ../servers/sql/postgresql/9.3.x.nix { };
 
-  postgresql94beta2 = callPackage ../servers/sql/postgresql/9.4beta2.nix { };
-  postgresql94beta3 = callPackage ../servers/sql/postgresql/9.4beta3.nix { };
-
   postgresql94 = callPackage ../servers/sql/postgresql/9.4.x.nix { };
 
   postgresql_jdbc = callPackage ../servers/sql/postgresql/jdbc { };