diff --git a/liborbum/src/Core.cpp b/liborbum/src/Core.cpp
index 1a613557..6f114e4c 100644
--- a/liborbum/src/Core.cpp
+++ b/liborbum/src/Core.cpp
@@ -50,8 +50,8 @@ CoreOptions CoreOptions::make_default()
         "",
         "",
         "",
-        1,
-        8, //std::thread::hardware_concurrency() - 1,
+        5,
+        4, //std::thread::hardware_concurrency() - 1,
 
         1.0,
         1.0,