diff --git a/config/gfortran.cfg b/config/gfortran.cfg
index 6137c3dd..c1032aa1 100644
--- a/config/gfortran.cfg
+++ b/config/gfortran.cfg
@@ -10,7 +10,7 @@
 #
 #
 [COMMON]
-FC           : gfortran -g -ffree-line-length-none -I . #-mavx
+FC           : gfortran -g -ffree-line-length-none -I .
 LAPACK_LIB   : -llapack -lblas
 IRPF90       : irpf90
 IRPF90_FLAGS : --ninja --align=32