diff --git a/throttling/sinch.cfg b/throttling/sinch.cfg
new file mode 100644
index 0000000..30201f8
--- /dev/null
+++ b/throttling/sinch.cfg
@@ -0,0 +1,8 @@
+# Sinch allows up to 10 messages per hour with the same sender, recipient, and contents.
+
+THROTTLE sinch_anti_loop <
+KEYS=SOURCEADDR,DESTADDR,MESSAGE
+TIMESPAN=61M
+LIMIT=10
+>
+