diff --git a/mangle.pyw b/mangle.pyw
index d9764c6..3c48150 100755
--- a/mangle.pyw
+++ b/mangle.pyw
@@ -19,7 +19,7 @@
 import sys
 from PyQt4 import QtGui
 
-from book import MainWindowBook
+from mangle.book import MainWindowBook
 
 
 application = QtGui.QApplication(sys.argv)
diff --git a/ui/__init__.py b/mangle/__init__.py
similarity index 100%
rename from ui/__init__.py
rename to mangle/__init__.py
diff --git a/about.py b/mangle/about.py
similarity index 100%
rename from about.py
rename to mangle/about.py
diff --git a/book.py b/mangle/book.py
similarity index 100%
rename from book.py
rename to mangle/book.py
diff --git a/convert.py b/mangle/convert.py
similarity index 100%
rename from convert.py
rename to mangle/convert.py
diff --git a/image.py b/mangle/image.py
similarity index 100%
rename from image.py
rename to mangle/image.py
diff --git a/options.py b/mangle/options.py
similarity index 100%
rename from options.py
rename to mangle/options.py
diff --git a/mangle/ui/__init__.py b/mangle/ui/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/ui/about_ui.py b/mangle/ui/about_ui.py
similarity index 100%
rename from ui/about_ui.py
rename to mangle/ui/about_ui.py
diff --git a/ui/book_ui.py b/mangle/ui/book_ui.py
similarity index 100%
rename from ui/book_ui.py
rename to mangle/ui/book_ui.py
diff --git a/ui/options_ui.py b/mangle/ui/options_ui.py
similarity index 100%
rename from ui/options_ui.py
rename to mangle/ui/options_ui.py
diff --git a/ui/resources_rc.py b/mangle/ui/resources_rc.py
similarity index 100%
rename from ui/resources_rc.py
rename to mangle/ui/resources_rc.py