diff --git a/res/ui/gresource.xml b/res/ui/gresource.xml
index 247afd5acc43be2f24f41511210367d8dd976923..3e2b68907e2f1c08c951d16c704dc6c2333ba422 100644
--- a/res/ui/gresource.xml
+++ b/res/ui/gresource.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <gresources>
   <gresource prefix="/app/briar/gtk">
-    <file>ui/setup.ui</file>
+    <file preprocess="xml-stripblanks" compressed="true">ui/setup.ui</file>
   </gresource>
 </gresources>