diff --git a/changelog.d/3514.bugfix b/changelog.d/3514.bugfix
new file mode 100644
index 000000000..460fe24ac
--- /dev/null
+++ b/changelog.d/3514.bugfix
@@ -0,0 +1 @@
+Don't generate TURN credentials if no TURN config options are set
diff --git a/synapse/config/voip.py b/synapse/config/voip.py
index 3a4e16fa9..d07bd24ff 100644
--- a/synapse/config/voip.py
+++ b/synapse/config/voip.py
@@ -30,10 +30,10 @@ class VoipConfig(Config):
         ## Turn ##
 
         # The public URIs of the TURN server to give to clients
-        turn_uris: []
+        #turn_uris: []
 
         # The shared secret used to compute passwords for the TURN server
-        turn_shared_secret: "YOUR_SHARED_SECRET"
+        #turn_shared_secret: "YOUR_SHARED_SECRET"
 
         # The Username and password if the TURN server needs them and
         # does not use a token