diff --git a/mail-notification.spec b/mail-notification.spec
index ac12aef..39953f1 100644
--- a/mail-notification.spec
+++ b/mail-notification.spec
@@ -112,8 +112,8 @@ popd
 pushd ui
 gtk-builder-convert mailbox-properties-dialog.glade mailbox-properties-dialog.ui
 gtk-builder-convert properties-dialog.glade properties-dialog.ui
-sed -i s@'<property name="has_separator">False</property>'@@ ui/mailbox-properties-dialog.ui
-sed -i s@'<property name="has_separator">False</property>'@@ ui/properties-dialog.ui
+sed -i s@'<property name="has_separator">False</property>'@@ mailbox-properties-dialog.ui
+sed -i s@'<property name="has_separator">False</property>'@@ properties-dialog.ui
 popd
 %endif