diff --git a/TC_Toolchain.cmake b/TC_Toolchain.cmake
index 8d3abc8..ecbebb3 100644
--- a/TC_Toolchain.cmake
+++ b/TC_Toolchain.cmake
@@ -10,8 +10,8 @@ set(__TriCore__ 1)
 set(EMBB_OS_FREERTOS 1)
 
 # specify the cross compiler
-SET(CMAKE_C_COMPILER   C:/HighTec/toolchains/tricore/v4.6.6.0-infineon-1.1/bin/tricore-gcc.exe)
-SET(CMAKE_CXX_COMPILER C:/HighTec/toolchains/tricore/v4.6.6.0-infineon-1.1/bin/tricore-g++.exe)
+SET(CMAKE_C_COMPILER   C:/HighTec/toolchains/tricore/v4.9.1.0-infineon-1.1/bin/tricore-gcc.exe)
+SET(CMAKE_CXX_COMPILER C:/HighTec/toolchains/tricore/v4.9.1.0-infineon-1.1/bin/tricore-c++.exe)
 
 # target environment 
 SET(CMAKE_FIND_ROOT_PATH  C:/HighTec/toolchains/tricore/v4.6.6.0-infineon-1.1)
diff --git a/partest.tar b/partest.tar
index aba9b9c..f2862a8 100644
Binary files a/partest.tar and b/partest.tar differ