diff --git a/raytime/Makefile b/raytime/Makefile
index fdf35dd1960da87e7b6a309d9104b30e94990fc6..6d454e7c26da08add57a2a606503febca3a2529e 100644
--- a/raytime/Makefile
+++ b/raytime/Makefile
@@ -8,7 +8,7 @@ ALLINC  = -I.
 LIBS    += -L$L -lgenfft -lm $(LIBSM)
 #LIBS    += -L$L -lgenfft -lm -lc
 #OPTC = -g -Wall -fsignaling-nans -O0
-OPTC += -fopenmp -Waddress
+#OPTC += -fopenmp -Waddress
 #OPTC := $(subst -O3 -ffast-math, -O1 -g ,$(OPTC))
 #PGI options for compiler feedback
 #OPTC += -Mprof=lines
diff --git a/raytime/model.scr b/raytime/model.scr
index 6cf97b84ae5d137521901c2fb2de5238e257d474..778e0149111a56a99e562804da88e7b12c9167bb 100755
--- a/raytime/model.scr
+++ b/raytime/model.scr
@@ -11,7 +11,7 @@ makemod sizex=6000 sizez=2000 dx=$dx dz=$dx cp0=$cp cs0=$cs ro0=$rho \
 	intt=def x=-3000,-2000,-1000,-800,0,800,3000 z=650,650,700,750,900,750,600 poly=2 cp=2100 ro=2000 \
 	intt=def x=-3000,3000 z=1250,1250 poly=0 cp=2400 ro=1800 \
 	
-export OMP_NUM_THREADS=2
+export OMP_NUM_THREADS=8
 
 ./raytime \
     file_cp=syncl_cp.su  \