diff --git a/plutus-pab/src/Plutus/PAB/App.hs b/plutus-pab/src/Plutus/PAB/App.hs
index 6bf5d5ad82..6d681b7864 100644
--- a/plutus-pab/src/Plutus/PAB/App.hs
+++ b/plutus-pab/src/Plutus/PAB/App.hs
@@ -241,8 +241,8 @@ runApp
     storageBackend
     trace
     contractHandler
-    config@Config{pabWebserverConfig=WebserverConfig{endpointTimeout},nodeServerConfig=MockServerConfig{mscSlotConfig}} =
-      (setSlotConfig mscSlotConfig >>)
+    config@Config{pabWebserverConfig=WebserverConfig{endpointTimeout},nodeServerConfig=PABServerConfig{pscSlotConfig}} =
+      (setSlotConfig pscSlotConfig >>)
         . Core.runPAB (Timeout endpointTimeout) (appEffectHandlers storageBackend config trace contractHandler)
 
 type App a b = PABAction (Builtin a) (AppEnv a) b