diff --git a/makefile_rhel7 b/makefile_rhel7
index b8179403..9bf99c0f 100644
--- a/makefile_rhel7
+++ b/makefile_rhel7
@@ -31,7 +31,7 @@ EXTRA=nintf.o
 SUBLIBS = $(SICSROOT)/sicspsi/libpsi.a $(SICSROOT)/sicspsi/hardsup/libhlib.a \
 	matrix/libmatrix.a
 LIBS =    -L$(EXTRAROOT)/lib -L$(EXTRAROOT)/lib $(SUBLIBS) $(NILIB) $(EPICSLIBS) \
-       -ltcl -lNeXus -lhdf5    \
+       -ltcl -lNeXus /usr/lib64/libhdf5.so    \
        $(EXTRAROOT)/lib/libjson-c.a \
        -ldl -lz -lmxml $(EXTRAROOT)/lib/libghttp.a -lm  -lc -lpthread -lsqlite3 -lbson-1.0 -lmongoc-1.0