diff --git a/pkgs/development/interpreters/php/builder.sh b/pkgs/development/interpreters/php/builder.sh
index a8e36aac9bf6..f52658dc2ab3 100644
--- a/pkgs/development/interpreters/php/builder.sh
+++ b/pkgs/development/interpreters/php/builder.sh
@@ -10,6 +10,10 @@ configureFlags="$configureFlags \
 if test -n "$unixODBC"; then
     configureFlags="$configureFlags --with-unixODBC=$unixODBC"
 fi
+
+if test -n "$postgresql"; then
+    configureFlags="$configureFlags --with-pgsql=$postgresql"
+fi
   
 makeFlags="APXS_LIBEXECDIR=$out/modules $makeFlags"
         
diff --git a/pkgs/development/interpreters/php/default.nix b/pkgs/development/interpreters/php/default.nix
index d60b130fce0b..9d55c88b3ed6 100644
--- a/pkgs/development/interpreters/php/default.nix
+++ b/pkgs/development/interpreters/php/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, flex, bison, libxml2, apacheHttpd, unixODBC ? null}:
+{stdenv, fetchurl, flex, bison, libxml2, apacheHttpd, unixODBC ? null, postgresql ? null}:
 
 assert libxml2 != null;
 
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
 
   buildInputs = [flex bison libxml2 apacheHttpd];
 
-  inherit unixODBC;
+  inherit unixODBC postgresql;
   
   odbcSupport = unixODBC != null;