diff --git a/pkgs/development/libraries/pocketsphinx/default.nix b/pkgs/development/libraries/pocketsphinx/default.nix
index ec26d7bb35c9..c57b050ebc67 100644
--- a/pkgs/development/libraries/pocketsphinx/default.nix
+++ b/pkgs/development/libraries/pocketsphinx/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, sphinxbase, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "pocketsphinx-0.6.1";
+  name = "pocketsphinx-0.7";
 
   src = fetchurl {
     url = "mirror://sourceforge/cmusphinx/${name}.tar.gz";
-    sha256 = "1nnw7p3inplsgx0dkvgllri2bfzry2dd7mc9q4l47p11z2jflvvv";
+    sha256 = "0m94x5pridagr0hgmnidrf4z44zcya05d8fh67k0cc0mmghsq36f";
   };
 
   propagatedBuildInputs = [ sphinxbase ];
diff --git a/pkgs/development/libraries/sphinxbase/default.nix b/pkgs/development/libraries/sphinxbase/default.nix
index 17768a28ee01..0631389ac0ed 100644
--- a/pkgs/development/libraries/sphinxbase/default.nix
+++ b/pkgs/development/libraries/sphinxbase/default.nix
@@ -1,14 +1,14 @@
-{ stdenv, fetchurl, pkgconfig }:
+{ stdenv, fetchurl, bison, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "sphinxbase-0.6.1";
+  name = "sphinxbase-0.7";
 
   src = fetchurl {
     url = "mirror://sourceforge/cmusphinx/${name}.tar.gz";
-    sha256 = "1blra8igkqbqr7m2izbis1h3kkzblsqj9rkbw0f00025li8i1z55";
+    sha256 = "0xab4ph9215rw5865gihmahbbnbi58klll5xg0il9ifld4wdjacq";
   };
 
-  buildInputs = [ pkgconfig ];
+  buildInputs = [ pkgconfig bison ];
 
   meta = {
     description = "Support Library for Pocketsphinx";