diff --git a/pkgs/os-specific/linux/nvidia-x11/builder-legacy.sh b/pkgs/os-specific/linux/nvidia-x11/builder-legacy.sh
new file mode 100755
index 00000000000..6941288b390
--- /dev/null
+++ b/pkgs/os-specific/linux/nvidia-x11/builder-legacy.sh
@@ -0,0 +1,94 @@
+source $stdenv/setup
+
+dontPatchELF=1 # must keep libXv, $out in RPATH
+
+
+unpackFile() {
+    sh $src -x
+}
+
+
+buildPhase() {
+    if test -z "$libsOnly"; then
+        echo "Building linux driver against kernel: " $kernel;
+
+        cd usr/src/nv/
+
+        # Workaround: get it to build on kernels that have CONFIG_XEN
+        # set.  Disable the test, apply a patch to disable the Xen
+        # functionality.
+        
+        #substituteInPlace Makefile.kbuild --replace xen_sanity_check fnord
+        #patch -p1 < $xenPatch
+
+        # Create the module.
+        kernelVersion=$(cd $kernel/lib/modules && ls)
+        sysSrc=$(echo $kernel/lib/modules/$kernelVersion/build/)
+        unset src # used by the nv makefile
+        # Hack necessary to compile on 2.6.28.
+        export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I$sysSrc/include/asm/mach-default"
+        make SYSSRC=$sysSrc module
+        cd ../../..
+    fi
+}
+
+
+installPhase() {
+
+    # Install libGL and friends.
+    ensureDir $out/lib
+    cp -prd usr/lib/* usr/X11R6/lib/libXv* $out/lib/
+
+    ln -snf libGLcore.so.$versionNumber $out/lib/libGLcore.so
+    ln -snf libGLcore.so.$versionNumber $out/lib/libGLcore.so.1
+    ln -snf libGL.so.$versionNumber $out/lib/libGL.so
+    ln -snf libGL.so.$versionNumber $out/lib/libGL.so.1
+    ln -snf libnvidia-cfg.so.$versionNumber $out/lib/libnvidia-cfg.so.1
+    ln -snf libnvidia-tls.so.$versionNumber $out/lib/libnvidia-tls.so.1
+    ln -snf libnvidia-tls.so.$versionNumber $out/lib/tls/libnvidia-tls.so.1
+    ln -snf libXvMCNVIDIA.so.$versionNumber $out/lib/libXvMCNVIDIA_dynamic.so.1
+    ln -snf libcuda.so.$versionNumber $out/lib/libcuda.so.1
+
+    patchelf --set-rpath $out/lib:$glPath $out/lib/libGL.so.*.*
+    patchelf --set-rpath $out/lib:$glPath $out/lib/libXvMCNVIDIA.so.*.*
+    set +e
+    # Legacy nvidia doesn't have cuda
+    patchelf --set-rpath $cudaPath $out/lib/libcuda.so.*.*
+    set -e
+    
+    if test -z "$libsOnly"; then
+        
+        # Install the kernel module.
+        ensureDir $out/lib/modules/$kernelVersion/misc
+        cp usr/src/nv/nvidia.ko $out/lib/modules/$kernelVersion/misc
+
+        # Install the X driver.
+        ensureDir $out/lib/xorg/modules
+        cp -prd usr/X11R6/lib/modules/* $out/lib/xorg/modules/
+
+        ln -snf libnvidia-wfb.so.$versionNumber $out/lib/xorg/modules/libnvidia-wfb.so.1
+        ln -snf libglx.so.$versionNumber $out/lib/xorg/modules/extensions/libglx.so
+
+        patchelf --set-rpath $out/lib $out/lib/xorg/modules/extensions/libglx.so.*.*
+
+        # Install the programs.
+        ensureDir $out/bin
+
+        for i in nvidia-settings nvidia-xconfig; do
+	    cp usr/bin/$i $out/bin/$i
+	    patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+	        --set-rpath $out/lib:$programPath:$glPath $out/bin/$i
+        done
+    
+        # Header files etc.
+        cp -prd usr/include usr/share $out
+
+        # Patch the `nvidia-settings.desktop' file.
+        substituteInPlace $out/share/applications/nvidia-settings.desktop \
+            --replace '__UTILS_PATH__' $out/bin \
+            --replace '__PIXMAP_PATH__' $out/share/pixmaps
+    fi
+}
+
+
+genericBuild
diff --git a/pkgs/os-specific/linux/nvidia-x11/legacy.nix b/pkgs/os-specific/linux/nvidia-x11/legacy.nix
index 1feafa2f879..23356b58d32 100644
--- a/pkgs/os-specific/linux/nvidia-x11/legacy.nix
+++ b/pkgs/os-specific/linux/nvidia-x11/legacy.nix
@@ -9,7 +9,7 @@ in
 stdenv.mkDerivation {
   name = "nvidia-x11-${versionNumber}-${kernel.version}";
   
-  builder = ./builder.sh;
+  builder = ./builder-legacy.sh;
   
   src =
     if stdenv.system == "i686-linux" then