diff --git a/Makefile b/Makefile
index c234bdd4e92c85b7f2e6efccad204e75de64daa6..03440467fb75a6ccecd8622f879abd78f6b2ee0f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,8 @@
-CC=gcc
-CXX=g++
+#CC=gcc
+#CXX=g++
+
+CC=gcc_1220
+CXX=g++_1220
 
 MPICC=mpicc