diff --git a/akka-actor/src/main/resources/reference.conf b/akka-actor/src/main/resources/reference.conf
index f242dd8ab4..7d1adcac02 100644
--- a/akka-actor/src/main/resources/reference.conf
+++ b/akka-actor/src/main/resources/reference.conf
@@ -561,7 +561,7 @@ akka {
     pinned-dispatcher {
       type = "PinnedDispatcher"
       executor = "thread-pool-executor"
-      thread-pool-executor.allow-core-pool-timeout = off
+      thread-pool-executor.allow-core-timeout = off
     }
 
     tcp {