diff --git a/README b/README
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@@ -20,3 +20,5 @@ https://groups.google.com/forum/#!forum/dppdiv-users
 
 This version of DPPDiv includes a new fossil calibration model called the 'fossilized birth-death' (FBD) process.
 (Work by Tracy Heath, John Huelsenbeck, and Tanja Stadler)
+
+Join the chat at https://gitter.im/trayc7/FDPPDIV