diff --git a/fdroidserver/common.py b/fdroidserver/common.py
index b2df1111..9c045293 100644
--- a/fdroidserver/common.py
+++ b/fdroidserver/common.py
@@ -1593,6 +1593,20 @@ def getsrclib(spec, extlib_dir, sdk_path, basepath=False):
         vcs.gotorevision(ref)
         return sdir
 
+    if name == 'LockPattern':
+        sdir = os.path.join(extlib_dir, 'LockPattern')
+        vcs = getvcs('hg',
+	    'https://code.google.com/p/android-lockpattern', sdir, sdk_path)
+        vcs.gotorevision(ref)
+        libdir = os.path.join(sdir, 'code')
+        if subprocess.call([os.path.join(sdk_path, 'tools', 'android'),
+            'update', 'project', '-p',
+            libdir]) != 0:
+            raise BuildException('Error updating LockPattern project')
+        if basepath:
+            return sdir
+        return libdir
+
     raise BuildException('Unknown srclib ' + name)