diff --git a/src/graphm/Makefile.in b/src/graphm/Makefile.in
index 5c26b2f..7f3c01c 100644
--- a/src/graphm/Makefile.in
+++ b/src/graphm/Makefile.in
@@ -1,5 +1,5 @@
 THIS_CXX = @CXX@
-GRAPHM_CFLAGS = -Wno-deprecated  -fPIC @CPICFLAGS@ @CFLAGS@ @GSL_CFLAGS@ @GSL_CFLAGS@/gsl
+GRAPHM_CFLAGS = -Wno-deprecated  -fPIC @CPICFLAGS@ @CFLAGS@ @GSL_CFLAGS@ # @GSL_CFLAGS@/gsl
 #-Wno-unused-but-set-variable  -Wno-long-long -Wno-sign-compare -Wno-deprecated -pedantic -pthread  -O2 -g
 #LDFLAGS= -lgsl -lgslcblas
 #LDFLAGS="-lgsl -lgslcblas -static";