diff --git a/cmd/generate-config/main.go b/cmd/generate-config/main.go
index a07b72ebd..ff0b311aa 100644
--- a/cmd/generate-config/main.go
+++ b/cmd/generate-config/main.go
@@ -63,7 +63,7 @@ func main() {
 	if *defaultsForCI {
 		cfg.ClientAPI.RateLimiting.Enabled = false
 		cfg.FederationSender.DisableTLSValidation = true
-		cfg.MSCs.MSCs = []string{"msc2836","msc2946"}
+		cfg.MSCs.MSCs = []string{"msc2836", "msc2946"}
 		cfg.Logging[0].Level = "trace"
 		// don't hit matrix.org when running tests!!!
 		cfg.SigningKeyServer.KeyPerspectives = config.KeyPerspectives{}