diff --git a/pkgs/development/tools/misc/automake/automake-1.7.9.nix b/pkgs/development/tools/misc/automake/automake-1.7.9.nix
new file mode 100644
index 000000000000..e8c23bfa80e7
--- /dev/null
+++ b/pkgs/development/tools/misc/automake/automake-1.7.9.nix
@@ -0,0 +1,12 @@
+{stdenv, fetchurl, perl, autoconf}:
+
+stdenv.mkDerivation {
+  name = "automake-1.7.9";
+  builder = ./builder.sh;
+  setupHook = ./setup-hook.sh;
+  src = fetchurl {
+    url = ftp://ftp.nluug.nl/pub/gnu/automake/automake-1.7.9.tar.bz2;
+    md5 = "571fd0b0598eb2a27dcf68adcfddfacb";
+  };
+  buildInputs = [perl autoconf];
+}
diff --git a/pkgs/development/tools/misc/automake/default.nix b/pkgs/development/tools/misc/automake/default.nix
index e8c23bfa80e7..f666f6487e74 100644
--- a/pkgs/development/tools/misc/automake/default.nix
+++ b/pkgs/development/tools/misc/automake/default.nix
@@ -1,12 +1 @@
-{stdenv, fetchurl, perl, autoconf}:
-
-stdenv.mkDerivation {
-  name = "automake-1.7.9";
-  builder = ./builder.sh;
-  setupHook = ./setup-hook.sh;
-  src = fetchurl {
-    url = ftp://ftp.nluug.nl/pub/gnu/automake/automake-1.7.9.tar.bz2;
-    md5 = "571fd0b0598eb2a27dcf68adcfddfacb";
-  };
-  buildInputs = [perl autoconf];
-}
+import ./automake-1.7.9.nix