diff --git a/libpip2pi/commands.py b/libpip2pi/commands.py
index 83bc624..ed08b47 100644
--- a/libpip2pi/commands.py
+++ b/libpip2pi/commands.py
@@ -3,12 +3,13 @@
 import cgi
 import shutil
 import atexit
-import zipfile
+#import zipfile
 import tempfile
 import textwrap
 import functools
 from subprocess import check_call
 import pkg_resources
+import glob
 
 def dedent(text):
     return textwrap.dedent(text.lstrip("\n"))
@@ -55,6 +56,28 @@ def file_to_package(file, basedir=None):
         raise ValueError(msg)
     return (split[0], pkg_resources.safe_name(split[1]))
 
+def archive_pip_packages(path, package_cmds):
+    use_pip_main = False
+    try:
+        import pip
+        pip_dist = pkg_resources.get_distribution('pip')
+        version = pip_dist.version
+
+        if version < '1.1':
+            raise RuntimeError('pip >= 1.1 required, %s installed' % version)
+
+        use_pip_main = True
+    except ImportError:
+        print '\n===\nWARNING:\nCannot import `pip` - falling back to using the pip executable.'
+        print '(This will be deprecated in a future release.)\n===\n'
+
+    if use_pip_main:
+        cmds = ['install', '-d', path]
+        cmds.extend(package_cmds)
+        pip.main(cmds)
+    else:
+        check_call(["pip", "install", "-d", path] + package_cmds)
+
 def dir2pi(argv=sys.argv):
     if len(argv) != 2:
         print(dedent("""
@@ -145,45 +168,11 @@ def pip2tgz(argv=sys.argv):
     if not os.path.exists(outdir):
         os.mkdir(outdir)
 
-    tempdir = os.path.join(outdir, "_pip2tgz_temp")
-    if os.path.exists(tempdir):
-        shutil.rmtree(tempdir)
-    os.mkdir(tempdir)
-
-    bundle_zip = os.path.join(tempdir, "bundle.zip")
-    build_dir = os.path.join(tempdir, "build")
-    check_call(["pip", "bundle", "-b", build_dir, bundle_zip] + argv[2:])
-
-    os.chdir(tempdir)
-    if os.path.exists(build_dir):
-        zipfile.ZipFile("bundle.zip").extract("pip-manifest.txt")
-    else:
-        # Older versions of pip delete the "build" directory after they
-        # are done with it... So extract the entire bundle.zip
-        zipfile.ZipFile("bundle.zip").extractall()
-
-    num_pakages = 0
-    for line in open("pip-manifest.txt"):
-        line = line.strip()
-        if not line or line.startswith("#"):
-            continue
-        pkg_version = line.split("==")
-        if len(pkg_version) != 2:
-            bundle_file = os.path.abspath("pip-manifest.txt")
-            raise ValueError("surprising line in %r: %r"
-                             %(bundle_file, line, ))
-        pkg, version = pkg_version
-        version = version.replace("-", "_")
-        old_input_dir = os.path.join("build/", pkg)
-        new_input_dir = "%s-%s" %(pkg, version)
-        os.rename(old_input_dir, new_input_dir)
-        output_name = os.path.join("..", new_input_dir + ".tar.gz")
-        check_call(["tar", "-czf", output_name, new_input_dir])
-        num_pakages += 1
-
+    archive_pip_packages(outdir, argv[2:])
     os.chdir(outdir)
-    shutil.rmtree(tempdir)
-    print("%s .tar.gz saved to %r" %(num_pakages, argv[1]))
+    num_pakages = len(glob.glob('./*.tar.*'))
+
+    print("\nDone. %s archives currently saved in %r." %(num_pakages, argv[1]))
     return 0
 
 def pip2pi(argv=sys.argv):