diff --git a/maint.mk b/maint.mk
index 405c6d0..9e59a02 100644
--- a/maint.mk
+++ b/maint.mk
@@ -1069,6 +1069,7 @@ sc_po_check:
 	    case $$file in						\
 	      *.m4|*.mk) continue ;;					\
 	      *.?|*.??) ;;						\
+	      *.xml) ;;							\
 	      *) continue;;						\
 	    esac;							\
 	    case $$file in						\
@@ -1078,7 +1079,7 @@ sc_po_check:
 	    esac;							\
 	    files="$$files $$file";					\
 	  done;								\
-	  grep -E -l '\b(N?_|gettext *)\([^)"]*("|$$)' $$files		\
+	  grep -E -l '(\b(N?_|gettext *)\([^)"]*("|$$))|(<interface>)' $$files	\
 	    | sed 's|^$(_dot_escaped_srcdir)/||' | sort -u > $@-2;	\
 	  diff -u -L $(po_file) -L $(po_file) $@-1 $@-2			\
 	    || { printf '$(ME): '$(fix_po_file_diag) 1>&2; exit 1; };	\
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 419e169..317ccef 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -1,8 +1,11 @@
 src/remote-viewer-main.c
 src/remote-viewer.c
+src/virt-viewer-about.xml
 src/virt-viewer-app.c
+src/virt-viewer-auth.xml
 src/virt-viewer-main.c
 src/virt-viewer-session-spice.c
 src/virt-viewer-session-vnc.c
 src/virt-viewer-window.c
 src/virt-viewer.c
+src/virt-viewer.xml