diff --git a/externals/lhs/Makefile b/externals/lhs/Makefile
index 0f770fc..6862a9b 100644
--- a/externals/lhs/Makefile
+++ b/externals/lhs/Makefile
@@ -1,25 +1,25 @@
-#  please change the variables FC and FFLAGS to match your fortran compiler
-
-CC = icc
-CFLAGS=-Wall -Wcheck -Wremarks -std=c99 -g -Ofast -ipo -Xhost -wd981 -openmp
-ICC_DISABLE_WARNS=-wd11021
-sources=$(wildcard *.c)
-headers=$(wildcard *.h)
-objects=$(sources:.c=.o) 
-libraries=-mkl -lm -lz
-
-all: $(objects)
-
-gnu: EXTRA_DEFINE=
-gnu: CC=gcc
-gnu: ICC_DISABLE_WARNS=
-gnu: CFLAGS=-Wall -Wextra -std=c99 -pedantic -O3 -march=native -g -gdwarf-3 -fopenmp
-gnu: libraries=-lm -lz
-gnu: $(objects)
-
-
-%.o: %.c
-	$(CC) $(CFLAGS) $(EXTRA_DEFINE) -c $<
-
-clean:
-	rm -f *.o 
+#  please change the variables FC and FFLAGS to match your fortran compiler
+
+CC = icc
+CFLAGS=-Wall -Wcheck -Wremarks -std=c99 -g -Ofast -ipo -Xhost -wd981 -qopenmp
+ICC_DISABLE_WARNS=-wd11021
+sources=$(wildcard *.c)
+headers=$(wildcard *.h)
+objects=$(sources:.c=.o)
+libraries=-mkl -lm -lz
+
+all: $(objects)
+
+gnu: EXTRA_DEFINE=
+gnu: CC=gcc
+gnu: ICC_DISABLE_WARNS=
+gnu: CFLAGS=-Wall -Wextra -std=c99 -pedantic -O3 -march=native -g -gdwarf-3 -fopenmp
+gnu: libraries=-lm -lz
+gnu: $(objects)
+
+
+%.o: %.c
+	$(CC) $(CFLAGS) $(EXTRA_DEFINE) -c $<
+
+clean:
+	rm -f *.o
diff --git a/src/Makefile b/src/Makefile
index 8387e5b..b0251f2 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -3,8 +3,7 @@
 # 2013, 2014
 
 CC=icc
-#CFLAGS=-Wall -Wextra -std=c99 -pedantic -O3 -march=native -g -gdwarf-3 -fopenmp
-CFLAGS=-Wall -Wcheck -Wremarks -std=c99 -g -Ofast -ipo -Xhost -wd981 -openmp
+CFLAGS=-Wall -Wcheck -Wremarks -std=c99 -g -Ofast -ipo -Xhost -wd981 -qopenmp
 # -wd981 disables warning about operands evaluated in an unspecified order
 EXTRA_DEFINE=-DUSE_MKL
 
@@ -13,8 +12,7 @@ ICC_DISABLE_WARNS=-wd11021
 sources=$(wildcard *.c)
 headers=$(wildcard *.h)
 objects=$(sources:.c=.o) ../externals/newuoa/*.o ../externals/lhs/*.o
-#libraries=-mkl -lz
-libraries=-mkl -lm -lz -openmp -lifcore
+libraries=-mkl -lm -lz -qopenmp -lifcore
 binaries=neemp
 manpage=neemp.1