diff --git a/utils/Makefile b/utils/Makefile
index 966672b70bfc559903b7ff81689222e158566e50..cac463dd9efd0438c87e81d69a568f0fa499869b 100644
--- a/utils/Makefile
+++ b/utils/Makefile
@@ -3,6 +3,7 @@
 include ../Make_include
 
 #LIBS    += -L$L -lgenfft -lm $(LIBSM)
+LIBS    += -L$L -lgenfft -lzfp
 #OPTC += -openmp 
 #OPTC += -g -O0