diff --git a/source/Lib/CommonLib/TypeDef.h b/source/Lib/CommonLib/TypeDef.h
index b09ad5b632ba724cd6bfdafe5567833eccdadd6c..04de41c875df11c5ede678b82888df1f84fa3304 100644
--- a/source/Lib/CommonLib/TypeDef.h
+++ b/source/Lib/CommonLib/TypeDef.h
@@ -221,7 +221,7 @@ typedef std::pair<int, int>  TrCost;
 
 #endif
 #ifndef ENABLE_SPLIT_PARALLELISM
-#define ENABLE_SPLIT_PARALLELISM                          1
+#define ENABLE_SPLIT_PARALLELISM                          0
 #endif
 #if ENABLE_SPLIT_PARALLELISM
 #define PARL_SPLIT_MAX_NUM_JOBS                           6                             // number of parallel jobs that can be defined and need memory allocated