diff --git a/lib/domains/ru/karelia/psu.txt b/lib/domains/ru/karelia/psu.txt
new file mode 100644
index 0000000000..1872598985
--- /dev/null
+++ b/lib/domains/ru/karelia/psu.txt
@@ -0,0 +1,2 @@
+PetrSU
+Petrozavodsk State University