diff --git a/ghcide/src/Development/IDE/Main.hs b/ghcide/src/Development/IDE/Main.hs
index 1ac148eca6a..07f33c135fd 100644
--- a/ghcide/src/Development/IDE/Main.hs
+++ b/ghcide/src/Development/IDE/Main.hs
@@ -321,6 +321,7 @@ defaultMain Arguments{..} = do
 
                 server <- fmap join $ for argsMonitoringPort $ \p -> do
                     store <- Monitoring.newStore
+                    Monitoring.registerGcMetrics store
                     let startServer = Monitoring.forkServerWith store "localhost" (fromIntegral p)
                     -- this can fail if the port is busy, throwing an async exception back to us
                     -- to handle that, wrap the server thread in an async