diff --git a/briar-gtk/briar_gtk/container.py b/briar-gtk/briar_gtk/container.py
index af5b6fa3009b2e5557ab0f911385905057bb75e0..db019ca91902068f20cf6fabb1801c477b7be141 100644
--- a/briar-gtk/briar_gtk/container.py
+++ b/briar-gtk/briar_gtk/container.py
@@ -4,9 +4,14 @@
 
 from gi.repository.Gtk import Builder, Overlay
 
+from briar_gtk.define import RESOURCES_DIR
+
 
 class Container(Overlay):
 
     def __init__(self):
         super().__init__()
         self.builder = Builder()
+
+    def _add_from_resource(self, ui_filename):
+        self.builder.add_from_resource(RESOURCES_DIR + ui_filename)
diff --git a/briar-gtk/briar_gtk/containers/add_contact.py b/briar-gtk/briar_gtk/containers/add_contact.py
index d100ddcc3da8775ed10aa9b2bf2917f2279a1d46..0609319911e6dd15dcef3777ee216ca8ae2bdb78 100644
--- a/briar-gtk/briar_gtk/containers/add_contact.py
+++ b/briar-gtk/briar_gtk/containers/add_contact.py
@@ -14,7 +14,7 @@ from briar_gtk.define import APP
 
 class AddContactContainer(Container):
 
-    ADD_CONTACT_UI = "/app/briar/gtk/add_contact.ui"
+    ADD_CONTACT_UI = "add_contact.ui"
     STACK_NAME = "add_contact_flow_stack"
     HEADERS_NAME = "add_contact_flow_headers"
 
@@ -24,7 +24,7 @@ class AddContactContainer(Container):
         self._load_content()
 
     def _setup_view(self):
-        self.builder.add_from_resource(self.ADD_CONTACT_UI)
+        self._add_from_resource(self.ADD_CONTACT_UI)
         self.builder.connect_signals(self)
 
         self._setup_add_contact_flow_stack()
diff --git a/briar-gtk/briar_gtk/containers/login.py b/briar-gtk/briar_gtk/containers/login.py
index 7effb99894dfbd9a303d3e70ba7256ca0cd5aa35..ea35cb912a6a858e33960ff365824889f8a328e7 100644
--- a/briar-gtk/briar_gtk/containers/login.py
+++ b/briar-gtk/briar_gtk/containers/login.py
@@ -10,7 +10,7 @@ from briar_gtk.define import APP
 
 class LoginContainer(Container):
 
-    LOGIN_UI = "/app/briar/gtk/login.ui"
+    LOGIN_UI = "login.ui"
     STACK_NAME = "login_flow_stack"
     HEADERS_NAME = "login_flow_headers"
 
@@ -20,7 +20,7 @@ class LoginContainer(Container):
         self._setup_view()
 
     def _setup_view(self, ):
-        self.builder.add_from_resource(self.LOGIN_UI)
+        self._add_from_resource(self.LOGIN_UI)
         self.builder.connect_signals(self)
 
         self._setup_login_flow_stack()
diff --git a/briar-gtk/briar_gtk/containers/main_window.py b/briar-gtk/briar_gtk/containers/main_window.py
index dada4ac52dbe95911649301a6ff4e5d1dcca0166..150a03c3c3c2e2a3cd34b2aec48b0997a58fc2a5 100644
--- a/briar-gtk/briar_gtk/containers/main_window.py
+++ b/briar-gtk/briar_gtk/containers/main_window.py
@@ -19,9 +19,9 @@ from briar_gtk.define import APP
 
 class MainWindowContainer(Container):
 
-    CONTAINER_UI = "/app/briar/gtk/main_window.ui"
-    MENU_UI = "/app/briar/gtk/main_menu.ui"
-    ABOUT_UI = "/app/briar/gtk/about_dialog.ui"
+    CONTAINER_UI = "main_window.ui"
+    MENU_UI = "main_menu.ui"
+    ABOUT_UI = "about_dialog.ui"
 
     def __init__(self):
         super().__init__()
@@ -66,7 +66,7 @@ class MainWindowContainer(Container):
 
     # pylint: disable=line-too-long
     def open_about_page(self):
-        self.builder.add_from_resource(self.ABOUT_UI)
+        self._add_from_resource(self.ABOUT_UI)
         about_dialog = self.builder.get_object("about_dialog")
         about_dialog.set_transient_for(APP().window)
 
@@ -137,8 +137,8 @@ class MainWindowContainer(Container):
             self.history_container.remove(child)
 
     def _setup_view(self):
-        self.builder.add_from_resource(self.MENU_UI)
-        self.builder.add_from_resource(self.CONTAINER_UI)
+        self._add_from_resource(self.MENU_UI)
+        self._add_from_resource(self.CONTAINER_UI)
         self.builder.connect_signals(self)
 
         self._setup_main_window_stack()
diff --git a/briar-gtk/briar_gtk/containers/private_chat.py b/briar-gtk/briar_gtk/containers/private_chat.py
index 7bff8bb16c461aa4859bc2777ef76cd9d9d68de1..4cba4991dfac22f7f08a233d75b62f43c7854c2c 100644
--- a/briar-gtk/briar_gtk/containers/private_chat.py
+++ b/briar-gtk/briar_gtk/containers/private_chat.py
@@ -19,7 +19,7 @@ from briar_gtk.widgets.private_message import PrivateMessageWidget
 # pylint: disable=too-few-public-methods
 class PrivateChatContainer(Container):
 
-    CONTAINER_UI = "/app/briar/gtk/private_chat.ui"
+    CONTAINER_UI = "private_chat.ui"
 
     def __init__(self, contact_name, contact_id):
         super().__init__()
@@ -31,7 +31,7 @@ class PrivateChatContainer(Container):
         self._load_content()
 
     def _setup_view(self):
-        self.builder.add_from_resource(self.CONTAINER_UI)
+        self._add_from_resource(self.CONTAINER_UI)
 
         self._messages_box = Gtk.ListBox()
         self._messages_box.get_style_context().add_class("messages-history")
diff --git a/briar-gtk/briar_gtk/containers/registration.py b/briar-gtk/briar_gtk/containers/registration.py
index 2ebb65b56924858c9a7713caa5489bb765d81a62..26da7a585e265d7679b267c0babe75a23136bacf 100644
--- a/briar-gtk/briar_gtk/containers/registration.py
+++ b/briar-gtk/briar_gtk/containers/registration.py
@@ -12,7 +12,7 @@ from briar_gtk.define import APP
 
 class RegistrationContainer(Container):
 
-    REGISTRATION_UI = "/app/briar/gtk/registration.ui"
+    REGISTRATION_UI = "registration.ui"
     STACK_NAME = "registration_flow_stack"
     HEADERS_NAME = "registration_flow_headers"
 
@@ -21,8 +21,8 @@ class RegistrationContainer(Container):
         self._window = window
         self._setup_view()
 
-    def _setup_view(self, ):
-        self.builder.add_from_resource(self.REGISTRATION_UI)
+    def _setup_view(self):
+        self._add_from_resource(self.REGISTRATION_UI)
         self.builder.connect_signals(self)
 
         self._setup_registration_flow_stack()
diff --git a/briar-gtk/briar_gtk/define.py b/briar-gtk/briar_gtk/define.py
index 5ff017218010dc83f5817d1184359de5fff7622f..c9697246e7104b3ddaf4c967871f9fc4f80fd811 100644
--- a/briar-gtk/briar_gtk/define.py
+++ b/briar-gtk/briar_gtk/define.py
@@ -10,7 +10,8 @@ from gi.repository import Gio
 
 APPLICATION_ID = "app.briar.gtk"
 APPLICATION_NAME = "Briar"
-APPLICATION_STYLING_PATH = "resource:///app/briar/gtk/application.css"
+RESOURCES_DIR = "/app/briar/gtk/"
+APPLICATION_STYLING_PATH = "resource://" + RESOURCES_DIR + "application.css"
 BRIAR_HEADLESS_JAR = "/app/briar/briar-headless.jar"
 
 APP = Gio.Application.get_default