diff --git a/lib/domains/ca/perimeterinstitute.txt b/lib/domains/ca/perimeterinstitute.txt
new file mode 100644
index 0000000000..27759a2606
--- /dev/null
+++ b/lib/domains/ca/perimeterinstitute.txt
@@ -0,0 +1,2 @@
+Perimeter Institute for Theoretical Physics
+Perimeter Institute for Theoretical Physics