diff --git a/met/src/libcode/vx_nc_obs/Makefile.am b/met/src/libcode/vx_nc_obs/Makefile.am
index 67734a45f9..eaeb805ef3 100644
--- a/met/src/libcode/vx_nc_obs/Makefile.am
+++ b/met/src/libcode/vx_nc_obs/Makefile.am
@@ -13,5 +13,6 @@ include ${top_srcdir}/Make-include
 noinst_LIBRARIES = libvx_nc_obs.a
 libvx_nc_obs_a_SOURCES = \
               nc_obs_util.cc nc_obs_util.h \
+              met_nc_point_obs.cc met_nc_point_obs.h \
               nc_summary.cc nc_summary.h
 libvx_nc_obs_a_CPPFLAGS = ${MET_CPPFLAGS}