diff --git a/matrix-synapse.spec b/matrix-synapse.spec
index d629d1a..05707ee 100644
--- a/matrix-synapse.spec
+++ b/matrix-synapse.spec
@@ -1,7 +1,7 @@
 %global srcname synapse
 
 # Version suffix in URL when building release candidates
-%global rcx rc2
+%global rcx rc3
 %global ghversion 1.39.0
 
 %{?python_enable_dependency_generator}