diff --git a/local/make.inc b/local/make.inc
index d293ec87c0e91ec2212f7933cb84b87c1c22e8b8..bf16e391f6c60ae6d7c68b910c95323ec8652810 100644
--- a/local/make.inc
+++ b/local/make.inc
@@ -5,7 +5,7 @@
 ################################################################
 
 #Default optimization level (O=optimized, g=debug)
-OPTLEVEL = g
+OPTLEVEL = O
 
 F90FLAGS =
 CFLAGS =